Archive for the History of Quantum Physics, 1898-1950 (bulk)

Mss.530.1.Ar2

Date: 1898-1950 | Size: 300 microfilm_reel(s), 12,500 items on 300 microfilm reels; 107 recordings
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Abstract

Primary source materials for the history of quantum physics in the twentieth century, collected under the auspices of the American Philosophical Society and the American Physical Society, with a grant from the National Science Foundation.

Digital objects note

This collection contains digital materials that are available in the APS Digital Library. Links to these materials are provided with context in the inventory of this finding aid. A general listing of digital objects may also be found here.

Collection Information

Physical description

12,500 items on 300 microfilm reels; 107 recordings.

Provenance

Initially purchased and accessioned, 1967. See in-house shelf list for additional dates and sources.

Location of originals:

Originals of part of this collection are in: Niels Bohr Archives, Universitets Institut for Teoretisk Fysik, Copenhagen.

Other finding aids

The collection is also described and analyzed in: Kuhn, Thomas S.; Heilbron, John L.; Forman, Paul; and Allen, Lini; eds., Sources for the History of Quantum Physics: An Inventory and Report, (Philadelphia: American Philosophical Society, 1967).

Related material

For transcripts of the oral history interviews, as well as the working papers of the Committee which includes correspondence with famous figures in physics, with some memoirs, photographs, lectures, etc., see Mss 530.1 Ar2.5 .

Indexing Terms


Genre(s)

  • Memoirs.
  • Oral histories
  • Photoprints.

Occupation(s)

  • Physicists.

Subject(s)

  • Atomic theory.
  • Complementarity (Physics)
  • Physics -- History.
  • Quantum theory -- History.
  • Relativity (Physics)
  • Wave mechanics.

Collection overview

 I. Papers
  

Collected papers of physicists preserved on microfilm by the Archive for the History of Quantum Physics.

 II. Oral History Interviews
  

Recordings of a series of oral history interviews of physicists undertaken by the Archive for the History of Quantum Physics.

 III. Sources for History of Quantum Physics Project
  

Microfilm copies of the records of the project.

 IV. Photographs
  


Detailed Inventory

 I. Papers
  

Collected papers of physicists preserved on microfilm by the Archive for the History of Quantum Physics.

 Abraham, Max, 1875-1922.
Letter to Niels Bohr
7 December 1920 1 item(s) 1 letter (1 page) reel BSC 1:
reel-frame 1
 Abraham, Max, 1875-1922.
Letters to Arnold Sommerfeld
21 May 1898 - 28 January 1908 17 item(s) 17 letters (56 pages) reel 29:
reel-frame 3
 Abrahamsen, E..
Letter to Hendrik Anthony Kramers
1924 1 item(s) 1 letter (1 page) reel 8:
reel-frame 1
 Academic Assistance Council.
Letter to Hendrik Anthony Kramers
1936 1 item(s) 1 letter (1 page) reel 10:
reel-frame 13
 Academic Press.
Letter to Hendrik Anthony Kramers
1951 1 item(s) 1 letter (1 page) reel 12:
reel-frame 10
 Académie Royale des Sciences, des Lettres et des Beaux-arts de Belgique.
Letter to Hendrik Anthony Kramers
1946 1 item(s) 1 letter (1 page) reel 11:
reel-frame 2
 Ach, Narziss, 1871-1946.
Letter to Arnold Sommerfeld
1904 1 item(s) 1 letter (3 pages) reel 29:
reel-frame 4
 Adams, Edwin P. (Edwin Plimpton), 1878-1956.
Letters to Niels Bohr
6 March 1920 - 8 July 1920 3 item(s) 3 letters (7 pages) reel BSC 1:
reel-frame 1

Related material: Bohr Collection, Copenhagen, Denmark. Letters to Niels Bohr, 1923-1931, 2 letters. Palmer Physical Laboratory, Princeton University, Princeton, New Jersey. Letters and memorabilia held in the Departmental office.

 Adrian, Edgar Douglas Adrian, Baron, 1889-1977.
Letters to Erwin Schrödinger
1954 3 item(s) 3 letters (4 pages) reel 37:
reel-frame 1
 Aerts, V..
Letter to Hendrik Anthony Kramers
n.d. 1 item(s) 1 letter (5 pages) reel 11:
reel-frame 1
 Akademischer Verlag.
Letters to Hendrik Anthony Kramers
1924-1941 6 item(s) 6 letters (7 pages) reel 9:
reel-frame 1:
reel 8:
reel-frame 1:
reel 11:
reel-frame 1
 Algemeen Nederlands Persbureau.
Letter to Hendrik Anthony Kramers
1951 1 item(s) 1 letter (1 page) reel 11:
reel-frame 1
 Algemene Nederlandse Vereniging voor Wijsbegeerte.
Letter to Hendrik Anthony Kramers
1947 1 item(s) 1 letter (2 pages) reel 11:
reel-frame 2
 Allen, Herbert Stanley, 1873-1954.
Letters to Samuel Abraham Goudsmit
15 October 1927 - 25 November 1927 2 item(s) 2 letters (2 pages) reel 61:
reel-frame 7

Related material: Bohr Collection, Copenhagen, Denmark. Letter to Niels Bohr, October 25, 1923.

 Allen, Herbert Stanley, 1873-1954.
Letters to Edwin C. Kemble
1937 8 item(s) 8 letters (10 pages) reel 53:
reel-frame 1
 Allen, J. F. (John Frank).
Letters to Hendrik Anthony Kramers
1949 2 item(s) 2 letters (2 pages) reel 11:
reel-frame 1
 Allison, Samuel King, 1900-1965.
Letters to Edwin C. Kemble
1933-1934 2 item(s) 2 letters (2 pages) reel 53:
reel-frame 1
 Amaldi, Edoardo, 1908-1989.
Letters to Hendrik Anthony Kramers
1951 2 item(s) 2 letters (2 pages) reel 11:
reel-frame 1

Related material: Bohr Collection, Copenhagen, Denmark. Letters to Niels Bohr, 3 letters, 1941-1942.

 Ambassade van het Koninkrijk der Nederlanden.
Letters to Hendrik Anthony Kramers
1948 3 item(s) 3 letters (6 pages) reel 11:
reel-frame 1
 American Academy of Arts and Sciences.
Letters to Edwin C. Kemble
1930-1936 45 item(s) 45 letters (67 pages) reel 53:
reel-frame 2
 American Association for the Advancement of Science.
Letters to Hendrik Anthony Kramers
1948 5 item(s) 5 letters (6 pages) reel 11:
reel-frame 1
 American Association for the Advancement of Science.
Letter to Arnold Sommerfeld
1933 1 item(s) 1 letter (1 page) reel 29:
reel-frame 4
 American Association of Physics Teachers.
Letter to Edwin C. Kemble
1937 1 item(s) 1 letter (1 page) reel 53:
reel-frame 3
 American Chemical Society.
Letter to Edwin C. Kemble
1931 1 item(s) 1 letter (2 pages) reel 53:
reel-frame 3
 American Institute of Physics.
Letters to Edwin C. Kemble
1933-1937 12 item(s) 12 letters (14 pages) reel 53:
reel-frame 3
 American Physical Society.
Letters to Edwin C. Kemble
1932-1933 24 item(s) 24 letters (65 pages) reel 53:
reel-frame 4
 Andrade, E. N. da C. (Edward Neville da Costa), 1887-1971.
Letters to Niels Bohr
14 February 1919 - March 1922 4 item(s) 4 letters (7 pages) reel BSC 1:
reel-frame 1

Related material: Bohr Collection, Copenhagen, Denmark. Letters to Niels Bohr, 17 letters, 1923-1957.

 Andrade, E. N. da C. (Edward Neville da Costa), 1887-1971.
Letter to Walther Gerlach
29 November 1924 1 item(s) 1 letter (1 page) reel 19:
reel-frame 1

Related material: Bedford College Library, University of London, London, England. Letter to William Wilson, 1 letter, December 7, 1950.

 Andrews, Donald H. (Donald Hatch), 1898-1973.
Letter to Samuel Abraham Goudsmit
1929 1 item(s) 1 letter (2 pages) reel 63:
reel-frame 1
 Ankara Universitesi.
Letters to Erwin Schrödinger
1946-1947 7 item(s) 7 letters (9 pages) reel 37:
reel-frame 1
 Arkel, A. E. van (Anton Eduard), 1893-1976.
Letters to to Albert Jan Staverman
1947 2 item(s) 2 letters (3 pages) reel 14:
reel-frame 2
 Arndt, Fritz, 1885-1969.
Letters to Hendrik Anthony Kramers
1924-1925 12 item(s) 12 letters (21 pages) reel 8:
reel-frame 1
 Arrhenius, Svante, 1859-1927.
Letters to Niels Bohr
1920-1922 6 item(s) 6 letters (11 pages) reel BSC 1:
reel-frame 1
 Arrhenius, Svante, 1859-1927.
Letter to Hendrik Anthony Kramers
1920 1 item(s) 1 letter (3 pages) reel 8:
reel-frame 1
 Atkinson, Robert d'Escourt, 1898-1982.
Letter to Arnold Sommerfeld
1932 1 item(s) 1 letter (3 pages) reel 29:
reel-frame 4
 Auer v. Welsbach, Carl (Auer von Welsbach), 1858-1929.
Letter to Niels Bohr
1922 1 item(s) 1 letters (2 pages) reel BSC 1:
reel-frame 1
 Auger, Pierre, 1899-1993.
Letter to Arnold Sommerfeld
1941 1 item(s) 1 letter (1 page) reel 29:
reel-frame 4
 Aurén, Tycho Emanuel Ericson, 1870-1955.
Letter to Niels Bohr
1917 1 item(s) 1 letter (4 pages) reel BSC 1:
reel-frame 1
 Aurén, Tycho Emanuel Ericson, 1870-1955.
Letter to Hendrik Anthony Kramers
1925 1 item(s) 1 letter (2 pages) reel 8:
reel-frame 1
 Austria. Österreichische Bundesregierung.
Letters to Erwin Schrödinger
1946-1954 20 item(s) 20 letters (31 pages) reel 37:
reel-frame 1
 Bacher, Robert F. (Robert Fox), 1905-2004.
Letters to Samuel Abraham Goudsmit
25 February 1929 - 1 June 1929 6 item(s) 6 letters (11 pages) reel 63:
reel-frame 1-5
 Bacher, Robert F. (Robert Fox), 1905-2004.
Letters to Hendrik Anthony Kramers
1948-1949 2 item(s) 2 letters (2 pages) reel 11:
reel-frame 2

Related material: Bohr Collection, Copenhagen, Denmark. Letter to Niels Bohr, November 21, 1957.

 Back, E. (Ernst), 1881-1959.
Letters to Samuel Abraham Goudsmit
23 December 1926 - 2 February 1930 10 item(s) 10 letters (24 pages) reel 64:
reel-frame 2:
reel 63:
reel-frame 5-6:
reel 61:
reel-frame 2-7:
reel 60:
reel-frame 9
 Back, E. (Ernst), 1881-1959.
Letters to Alfred Landé
7 March 1921 - 13 August 1921 4 item(s) 4 letters (11 pages) reel 4:
reel-frame 15
 Back, E. (Ernst), 1881-1959.
Letters to Arnold Sommerfeld
2 April 1920 - 2 April 1935 10 item(s) 10 letters (36 pages) reel 29:
reel-frame 5
 Baedeker, Karl, 1877-1914.
Letter to Niels Bohr
1911 1 item(s) 1 letter (3 pages) reel BSC 1:
reel-frame 1
 Baerwald, Hans G..
Letter to Walther Gerlach
1921 1 item(s) 1 letter (1 page) reel 19:
reel-frame 1
 Baerwald, Hans G..
Letter to Alfred Landé
1920 1 item(s) 1 letter (1 page) reel 4:
reel-frame 15
 Baeyer, Otto von, b. 1877.
Letter to Arnold Sommerfeld
1911 1 item(s) 1 letter (4 pages) reel 29:
reel-frame 6
 Bagge, E. R. (Erich Rudolf), 1912-1996.
Letter to Arnold Sommerfeld
1946 1 item(s) 1 letter (5 pages) reel 29:
reel-frame 6
 Baker, J. B..
Letter to Niels Bohr
1922 1 item(s) 1 letter (1 page) reel BSC 1:
reel-frame 1
 Bakker, C. J. (Cornelis Jan), 1904-1960.
Letter to Hendrik Anthony Kramers
1948 1 item(s) 1 letter (1 page) reel 11:
reel-frame 2
 Bakker, C. J. (Cornelis Jan), 1904-1960.
Letter to Adalbert Rubinowicz
1933 1 item(s) 1 letter (1 page) reel 17:
reel-frame A
 Ballantine, Stuart, 1897-1944.
Letters to Edwin C. Kemble
1921-1926 2 item(s) 2 letters (8 pages) reel 51:
reel-frame 1
 Bangham, D. H..
Letter to Samuel Abraham Goudsmit
1928 1 item(s) 1 letter (1 page) reel 62:
reel-frame 1
 Bargmann, V. (Valentine), 1908-1989.
Letter to Erwin Schrödinger
1934 1 item(s) 1 letter (4 pages) reel 37:
reel-frame 2
 Barkhausen, G. H..
Letter to Arnold Sommerfeld
1930 1 item(s) 1 letter (3 pages) reel 29:
reel-frame 6
 Barnes, John Landes, 1906-1976.
Letter to Edwin C. Kemble
1927 1 item(s) 1 letter (2 pages) reel 51:
reel-frame 1
 Barnett, S. J. (Samuel Jackson), 1873-1956.
Letter to Hendrik Anthony Kramers
1941 1 item(s) 1 letter (1 page) reel 11:
reel-frame 2
 Barnett, S. J. (Samuel Jackson), 1873-1956.
Letter to Pierre Weiss
1932 1 item(s) 1 letter (2 pages) reel 49:
reel-frame 2
 Barres, J. William.
Letter to Niels Bohr
1915 1 item(s) 1 letter (4 pages) reel BSC 1:
reel-frame 1
 Bartlett, James H. (James Holley), 1904-2000.
Letters to Edwin C. Kemble
1928-1937 11 item(s) 11 letters (21 pages) reel 53:
reel-frame 9:
reel 53:
reel-frame 5:
reel 51:
reel-frame 1
 Barton, Henry Askew, 1898-1983.
Letter to Samuel Abraham Goudsmit
1928 1 item(s) 1 letter (1 page) reel 62:
reel-frame 3
 Barton, Henry Askew, 1898-1983.
Letter to Edwin C. Kemble
1927 1 item(s) 1 letter (3 pages) reel 51:
reel-frame 1
 Baruch, Herman B. (Herman Benjamin), 1872-1953.
Letter to Hendrik Anthony Kramers
1949 1 item(s) 1 letter (1 page) reel 11:
reel-frame 2
 Bataafsch Genootschap der Proefondervindelijke Wijsbegeerte (Rotterdam, Netherlands).
Letter to Hendrik Anthony Kramers
1941 1 item(s) 1 letter (1 page) reel 11:
reel-frame 2
 Rijks, H. J.. Bataafsche Petroleum Maatschappij.
Letters to Hendrik Anthony Kramers
1944 9 item(s) 9 letters (11 pages) reel 11:
reel-frame 2
 Battelli, Angelo, 1862-1916.
Letter to Arnold Sommerfeld
1907 1 item(s) 1 letter (5 pages) reel 29:
reel-frame 6
 Bauer, Edmond, 1880-1963.
Letter to Hendrik Anthony Kramers
6 November 1951 1 item(s) 1 letter (2 pages) reel 11:
reel-frame 2

Related material: Duke University Archives, Durham, North Carolina. Letters to Fritz London, 6 letters, 1934-1936.

 Bauer, Friedrich Ludwig, 1924-2015.
Letters to Hendrik Anthony Kramers
1951 2 item(s) 2 letters (2 pages) reel 11:
reel-frame 2
 Bauman, J..
Letters to Samuel Abraham Goudsmit
1926-1927 2 item(s) 2 letters (2 pages) reel 60:
reel-frame 6:
reel 61:
reel-frame 2
 Baur, Emil, 1873-1944.
Letter to Walther Gerlach
1922 1 item(s) 1 letter (2 pages) reel 19:
reel-frame 1
 Bazzoni, Charles B. (Charles Blizard), 1886-1970.
Letter to Niels Bohr
1921 1 item(s) 1 letter (1 page) reel BSC 8:
reel-frame 1
 Bazzoni, Charles B. (Charles Blizard), 1886-1970.
Letter to Anton David Udden
1921 1 item(s) 1 letter (1 page) reel BSC 8:
reel-frame 2
 Bechert, Karl, 1901-1981. Catalan, Miguel Angel, 1894-1957.
Letter to Samuel Abraham Goudsmit
22 March 1926 1 item(s) 1 letter (1 page) reel 60:
reel-frame 6
 Bechert, Karl, 1901-1981.
Letters to Arnold Sommerfeld
9 November 1934 - 1947 15 item(s) 15 letters (42 pages) reel 29:
reel-frame 7
 Bechmann, Rudolf.
Letter to Arnold Sommerfeld
1948 1 item(s) 1 letter (4 pages) reel 29:
reel-frame 8
 Becker, Richard, 1887-1955.
Letters to Hendrik Anthony Kramers
7 August 1924 - 1947 6 item(s) 6 letters (8 pages) reel 11:
reel-frame 2:
reel 8:
reel-frame 2
 Becker, Richard, 1887-1955.
Letters to Arnold Sommerfeld
25 July 1928 - 1 March 1939 3 item(s) 3 letters (5 pages) reel 29:
reel-frame 8

Related material: Bohr Collection, Copenhagen, Denmark. Letter to Niels Bohr, December 9, 1923. Duke University Archives, Durham, North Carolina. Letter to Fritz London, October 25, 1937.

 Becker, Wilhelm, 1907-1996.
Letters to Arnold Sommerfeld
1947 2 item(s) 2 letters (4 pages) reel 29:
reel-frame 8
 Becquerel, Jean, 1878-1953.
Letters to Hendrik Anthony Kramers
8 November 1930 - 1951 75 item(s) 75 letters (279 pages) reel 11:
reel-frame 4:
reel 9:
reel-frame 2

Related material: Deutsche Staatsbibliothek, Berlin. Letter to Heinrich Kayser, undated. Darmstaedter Collection, Fic 1910. Rijksmuseum voor de Geschiedenis der Natuurwetenschappen, Leiden, Netherlands. Letter to Heike Kamerlingh Onnes, February 24, 1926; letter to W. Tuyn, 1952; letter to Institut International du Froid, 1930. Einstein Collection, Princeton, New Jersey. Correspondence with Albert Einstein, 5 letters, 1951.

 Becquerel, Jean, 1878-1953.
Théorie du métamagnétisme
n.d. 1 item(s) reel 9:
reel-frame 3
 Begle, Edward G. (Edward Griffith), 1914-1978.
Letter to Hendrik Anthony Kramers
1950 1 item(s) 1 letter (1 page) reel 11:
reel-frame 2
 Belgium. Ministerie van Buitenlandsche Zaken.
Letter to Hendrik Anthony Kramers
1947 1 item(s) 1 letter (1 page) reel 11:
reel-frame 2
 Belinfante, F. J. (Frederik Jozef), 1913-1991.
Letters to Hendrik Anthony Kramers
1937-1950 21 item(s) 21 letters (50 pages) reel 11:
reel-frame 5:
reel 9:
reel-frame 4
 Belinfante, F. J. (Frederik Jozef), 1913-1991.
Letters to Erwin Schrödinger
1951 2 item(s) 2 letters (3 pages) reel 37:
reel-frame 2
 Belinfante, F. J. (Frederik Jozef), 1913-1991.
Calculations on aa* - a*a
n.d. 4 page(s) reel 9:
reel-frame 4
 Bell, H..
Letter to Hendrik Anthony Kramers
1924 1 item(s) 1 letter (2 pages) reel 8:
reel-frame 2
 Bell, R. P. (Ronald Percy), 1907-1996.
Letters to Edwin C. Kemble
1937 2 item(s) 2 letters (3 pages) reel 53:
reel-frame 5
 Bemolt van Loghum Slaterus, A. J. (Adrianus Jan), 1902-1992.
Letter to Hendrik Anthony Kramers
1948 1 item(s) 1 letter (1 page) reel 12:
reel-frame 2
 Benndorf, Hans, 1870-1953.
Letter to Erwin Schrödinger
1943 1 item(s) 1 letter (4 pages) reel 37:
reel-frame 2
 Berg, Lewis E..
Letter to Hendrik Anthony Kramers
1946 1 item(s) 1 letter (4 pages) reel 11:
reel-frame 2
 Berg, W. van den.
Letter to Hendrik Anthony Kramers
1937 1 item(s) 1 letter (2 pages) reel 9:
reel-frame 1
 Bergh, J. E. van den.
Letter to Hendrik Anthony Kramers
1947 1 item(s) 1 letter (4 pages) reel 11:
reel-frame 2
 Bergmann, Ernst David, 1903-1975.
Letter to Hendrik Anthony Kramers
1951 1 item(s) 1 letter (1 page) reel 11:
reel-frame 2
 Berlème, Aage.
Letters to Niels Bohr
1916-1921 3 item(s) 3 letters (9 pages) reel BSC 1:
reel-frame 2
 Berliner, Arnold, 1862-1942.
Letters to Niels Bohr
7 March 1916 - 7 June 1918 2 item(s) 2 letters (4 pages) reel BSC 1:
reel-frame 2
 Berliner, Arnold, 1862-1942.
Letters to Hendrik Anthony Kramers
30 July 1924 - 20 August 1924 2 item(s) 2 letters (2 pages) reel 8:
reel-frame 2
 Berliner, Arnold, 1862-1942.
Letter to Max Planck
28 July 1934 1 item(s) 1 letter (2 pages) reel 29:
reel-frame 8
 Berliner, Arnold, 1862-1942.
Letters to Arnold Sommerfeld
31 October 1933 - 28 August 1935 5 item(s) 5 letters (14 pages) reel 29:
reel-frame 8

Related material: Bohr Collection, Copenhagen, Denmark. Letter to Niels Bohr, July 5, 1923. Deutsche Staatsbibliothek, Berlin, Germany. Letter to Lewin, 1912. (Lewin) Deutsche Staatsbibliothek, Berlin. Material at present held at the Westdeutschen Bibliothek, Marburg/Lahn, Germany. Letter to Adolf Baginsky, 1904; to Paul Ehrlich, 1911; 2 letters to Elster and Geitel, 1913-1916; 4 letters to Anton Krause, 1916; 4 letters to Adolf Seitz, 1921-1926. (Darmstaedter Collection, G2 1900) Bayerische Staatsbibliothek, Munich, Germany. Letter to Franz Boll, 1916. Rijksmuseum voor de Geschiedenis der Natuurwetenschappen, Leiden, Netherlands. 5 Letters to Paul Ehrenfest, 1930-1931.  Einstein Collection, Princeton, New Jersey. Correspondence with Albert Einstein, 5 items, 1919-1924; 2 items. 1930.  Duke University Archives, Durham, North Carolina. 4 letters to Fritz London, 1929-1933.

 Bertotti, B. (Bruno), 1930-2018.
Letters to Erwin Schrödinger
1954-1958 6 item(s) 6 letters (10 pages) reel 37:
reel-frame 2
 Beth, Erich.
Letters to Arnold Sommerfeld
1933-1935 3 item(s) 3 letters (11 pages) reel 29:
reel-frame 9
 Bethe, Hans A. (Hans Albrecht), 1906-2005.
Letters to Christian Møller
25 March 1932 - 30 April 1932 2 item(s) 2 letters (4 pages) reel 59:
reel-frame 4
 Bethe, Hans A. (Hans Albrecht), 1906-2005.
Letters to Arnold Sommerfeld
5 January 1933 - 15 January 1933 2 item(s) 2 letters (4 pages) reel 29:
reel-frame 9

Related material: Bohr Collection, Copenhagen, Denmark. Letters to Niels Bohr, 11 letters, 1933-1954. Pauli Collection, Zurich, Switzerland.  Cornell University Archives, Ithaca, New York. Personal papers. Duke University Archives, Durham, North Carolina. Letter to Fritz London, 1934.

 Betz, Albert, 1885-1968.
Letters to Arnold Sommerfeld
1911-1912 2 item(s) 2 letters (9 pages) reel 29:
reel-frame 9
 Beutler, Hans, 1896-1942.
Letter to Erwin Schrödinger
Circa 1926-1928 1 item(s) 1 letter (1 page) reel 41:
reel-frame 6
 Beutler, Hans, 1896-1942.
Letter to Arnold Sommerfeld
1935 1 item(s) 1 letter (2 pages) reel 29:
reel-frame 9
 Bhabha, Homi Jehangir, 1909-1966.
Letters to Hendrik Anthony Kramers
1937-1950 4 item(s) 4 letters (11 pages) reel 11:
reel-frame 2:
reel 9:
reel-frame 1
 Bialobrzeski, Czeslaw.
Letter to Hendrik Anthony Kramers
1937 1 item(s) 1 letter (6 pages) reel 9:
reel-frame 1
 Bierens de Haan, J. A. (Johan Abraham), 1883-1958.
Letter to Hendrik Anthony Kramers
1950 1 item(s) 1 letter (1 page) reel 12:
reel-frame 5
 Biezeno, C. B. (Cornelis Benjamin), 1888-1975.
Letter to Hendrik Anthony Kramers
1941 1 item(s) 1 letter (7 pages) reel 11:
reel-frame 3
 Biggs, Henry Francis.
Letters to Niels Bohr
1914-1920 6 item(s) 6 letters (30 pages) reel BSC 1:
reel-frame 2
 Biggs, Henry Francis.
Letter to Erwin Schrödinger
Circa 1926-1928 1 item(s) 1 letter (5 pages) reel 41:
reel-frame 6
 Bijl, Arie, 1908-1945.
Letter to Hendrik Anthony Kramers
1937 1 item(s) 1 letter (2 pages) reel 9:
reel-frame 1
 Bijl, D..
Letters to Hendrik Anthony Kramers
1945-1951 8 item(s) 8 letters (19 pages) reel 11:
reel-frame 6
 Birge, Raymond T. (Raymond Thayer), 1887-1980.
Letters to Niels Bohr
10 November 1919 - 28 April 1922 2 item(s) 2 letters (4 pages) reel BSC 1:
reel-frame 2
 Birge, Raymond T. (Raymond Thayer), 1887-1980.
Letter to Edward Uhler Condon
9 November 1926 1 item(s) 1 letter reel 50:
reel-frame 7
 Birge, Raymond T. (Raymond Thayer), 1887-1980.
Letters to Edwin C. Kemble
6 February 1923 - 12 November 1932 67 item(s) 67 letters reel 50:
reel-frame 1-10
 Birge, Raymond T. (Raymond Thayer), 1887-1980.
Letters to J. H. Van Vleck
16 June 1925 - 28 December 1928 18 item(s) 18 letters (28 pages) reel 49:
reel-frame 2

Related material: Bohr Collection, Copenhagen, Denmark. Letters to Niels Bohr, 9 letters, 1923-1955. Regional Cultural History Project, University of California, Berkeley, California. Autobiographical narrative prepared from tape-recorded interviews. (Microfilm copy at American Institute of Physics, New York.)  American Institute of Physics, New York, New York. Autobiographical memoir. Tape-recorded interview. Correspondence and papers relating to American Association of Physics Teachers during 1930s. Letter to Gordon Fulcher, 1952.

 Birkhoff, George David, 1884-1944.
Letter to Edwin C. Kemble
1933 1 item(s) 1 letter (4 pages) reel 53:
reel-frame 5
 Bitter, Francis, 1902-1967.
Letters to J. H. Van Vleck
1929-1931 2 item(s) 2 letters (4 pages) reel 49:
reel-frame 3
 Bjerknes, V. (Vilhelm), 1862-1951.
Letters to Niels Bohr
1920-1921 2 item(s) 2 letters (5 pages) reel BSC 1:
reel-frame 3
 Bjerknes, V. (Vilhelm), 1862-1951.
Letter to Arnold Sommerfeld
1900 1 item(s) 1 letter (4 pages) reel 29:
reel-frame 9
 Bjerrum, Niels, 1879-1958.
Letter to Niels Bohr
29 November 1918 1 item(s) 1 letter (3 pages) reel BSC 1:
reel-frame 3

Related material: Bohr Collection, Copenhagen, Denmark. Letters to Niels Bohr, 9 letters, 1929-1959.

 Bjørn-Andersen, H..
Letter to Jacob Christian Georg Jacobsen and Johannes Olsen
1921 1 item(s) 1 letter (2 pages) reel BSC 3:
reel-frame 4
 Blackett, P. M. S., Baron Blackett (Patrick Maynard Stuart), 1897-1974.
Letter to Werner Heisenberg
10 September 1938 1 item(s) 1 letter (8 pages) reel 45:
reel-frame 1
 Blackett, P. M. S., Baron Blackett (Patrick Maynard Stuart), 1897-1974.
Letter to Erwin Schrödinger
19 February 1947 1 item(s) 1 letter (3 pages) reel 37:
reel-frame 2

Related material: Bohr Collection, Copenhagen, Denmark. Letters to Niels Bohr, 21 letters, 1930-1961. Rutherford Collection, Cavendish Laboratory, Cambridge, England. Letters to Ernest Rutherford, 1922-1937. Bedford College Library, University of London, London, England. Letter to William Wilson, 1947.

 Blackie & Son.
Letters to Erwin Schrödinger
Circa 1926-1928 4 item(s) 4 letters (9 pages) reel 41:
reel-frame 6
 Blake, G..
Letter to Hendrik Anthony Kramers
1939 1 item(s) 1 letter (1 page) reel 14:
reel-frame 7
 Blanshard, Brand, 1892-1987.
Letter to Edwin C. Kemble
1937 1 item(s) 1 letter (1 page) reel 53:
reel-frame 6
 Bloch, Felix, 1905-1983.
Letter to Hendrik Anthony Kramers
24 January 1938 1 item(s) 1 letter (2 pages) reel 9:
reel-frame 1
 Bloch, Felix, 1905-1983.
Letter to Gregor Wentzel
24 December 1933 1 item(s) 1 letter (4 pages) reel 66:
reel-frame 3

Related material: Bohr Collection, Copenhagen, Denmark. Letters to Niels Bohr, 23 letters, 1931-1955. Duke University Archives, Durham, North Carolina. Letter to Fritz London, June 4, 1928.

 Blokhuis, K..
Letter to Hendrik Anthony Kramers
1940 1 item(s) 1 letter (2 pages) reel 11:
reel-frame 8
 Blumenthal, Otto, 1876-1944.
Letters to Arnold Sommerfeld
1913-1933 3 item(s) 3 letters (6 pages) reel 29:
reel-frame 9
 Bôcher, Maxime, 1867-1918.
Letter to Arnold Sommerfeld
1901 1 item(s) 1 letter (3 pages) reel 29:
reel-frame 9
 Bodea, Eugen.
Letter to Arnold Sommerfeld
1944 1 item(s) 1 letter (4 pages) reel 29:
reel-frame 9
 Bodewig, Ewald.
Letter to Hendrik Anthony Kramers
1948 1 item(s) 1 letter (2 pages) reel 11:
reel-frame 3
 Boer, Jan de, 1911-2010.
Letters to Hendrik Anthony Kramers
1944-1947 5 item(s) 5 letters (12 pages) reel 11:
reel-frame 3
 Boeser, P. A. S..
Letter to Samuel Abraham Goudsmit
1928 1 item(s) 1 letter (2 pages) reel 62:
reel-frame 1
 Bohr, Harald August, 1887-1951.
Letter to Arnold Sommerfeld
1934 1 item(s) 1 letter (1 page) reel 29:
reel-frame 10
 Bohr, Harald August, 1887-1951.
Skolenoter [School notes]
n.d. 74 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to Edwin Plimpton Adams
12 June 1920 1 item(s) 1 letter (2 pages) reel BSC 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to Edward Neville da Costa Andrade
7 March 1919 1 item(s) 1 letter (3 pages) reel BSC 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Svante Arrhenius
1920 4 item(s) 4 letters (10 pages) reel BSC 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Carl Auer von Welsbach
1922 3 item(s) 3 letters (3 pages) reel BSC 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to Tycho Emanuel Ericson Aurén
1917 1 item(s) 1 letter (1 page) reel BSC 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to Carl Axel Fredrik Benedicks
27 September 1918 1 item(s) 1 letter (1 page) reel BSC 1:
reel-frame 2

Related material: Bohr Collection, Copenhagen, Denmark. Letters, Benedicks to Niels Bohr, 3 letters, 1929-1941. Library of the Swedish Academy, Stockholm, Sweden. Letters to Carl Wilhelm Oseen, 11 letters, 1913-1935.

 Bohr, Niels, 1885-1962.
Letter to Aage Berlème
1918 1 item(s) 1 letter (3 pages) reel BSC 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Henry Francis Biggs
1914-1921 2 item(s) 2 letters (4 pages) reel BSC 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Raymond T. Birge
19 May 1922 1 item(s) 1 letter (1 page) reel BSC 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Vilelm Bjerknes
1920-1921 2 item(s) 2 letters (4 pages) reel BSC 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to J. N. Brønsted
1913 1 item(s) 1 letter (1 page) reel BSC 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to Christian Christiansen
1915 1 item(s) 1 letter (5 pages) reel BSC 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Arthur Holly Compton
27 April 1922 - 20 September 1922 2 item(s) 2 letters (2 pages) reel BSC 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to K. T. Compton
11 August 1922 1 item(s) 1 letter (1 page) reel BSC 6:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Dirk Coster
20 July 1920 - 15 March 1935 10 item(s) 10 letters (14 pages) reel 66:
reel-frame 3:
reel BSC 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Richard Courant
12 April 1922 - 29 July 1922 4 item(s) 4 letters (4 pages) reel BSC 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Clive Cuthbertson
1913 1 item(s) 1 letter (2 pages) reel BSC 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Charles Galton Darwin
July 1919 - 1939 6 item(s) 6 letters (11 pages) reel 36:
reel-frame 1:
reel BSC 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Peter J. W. Debye
1911 1 item(s) 1 letter (5 pages) reel BSC 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to David Mathias Dennison
9 June 1927 1 item(s) 1 letter (1 page) reel 59:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to P. A. M. Dirac
5 December 1929 1 item(s) 1 letter (2 pages) reel 9:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letters to Paul Ehrenfest
5 May 1918 - 22 December 1925 19 item(s) 19 letters (48 pages) reel 60:
reel-frame 5:
reel BSC 2:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Albert Einstein
24 June 1920 - 11 November 1922 3 item(s) 3 letters (6 pages) reel BSC 2:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to C. D. Ellis
25 April 1922 - 11 May 1922 2 item(s) 2 letters (2 pages) reel BSC 2:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Paul S. Epstein
October 1918 1 item(s) 1 letter (2 pages) reel BSC 2:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Evan Jenkin Evans
9 October 1913 - 1 August 1916 3 item(s) 3 letters (6 pages) reel BSC 2:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to A. D. Fokker
14 February 1916 1 item(s) 1 letter (8 pages) reel BSC 2:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Paul D. Foote
21 July 1921 - 20 November 1922 2 item(s) 2 letters (2 pages) reel BSC 2:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Alfred Fowler
5 November 1913 - 22 July 1922 10 item(s) 10 letters (23 pages) reel BSC 2:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to R. F. Francis
1916 1 item(s) 1 letter (2 pages) reel BSC 2:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to James Franck
18 October 1920 - 29 December 1922 17 item(s) 17 letters (34 pages) reel BSC 2:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Hugo Fricke
7 November 1914 - 21 February 1920 3 item(s) 3 letters (4 pages) reel BSC 2:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Antonio Garbasso
7 February 1914 1 item(s) 1 letter (2 pages) reel BSC 2:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letter to Hans Geiger
9 December 1922 1 item(s) 1 letter (1 page) reel BSC 2:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letter to Jozef Geitler
1919 1 item(s) 1 letter (2 pages) reel 17:
reel-frame A
 Bohr, Niels, 1885-1962.
Letter to Walther Gerlach
18 February 1922 1 item(s) 1 letter (1 page) reel BSC 2:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letters to Christian Gerthsen
9 November 1920 - 23 November 1920 2 item(s) 2 letters (4 pages) reel BSC 2:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letters to Ludwig Glaser
1921-1922 2 item(s) 2 letters (2 pages) reel BSC 2:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letter to Frederick Shand Goucher
1919 1 item(s) 1 letter (2 pages) reel BSC 2:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letters to Samuel Abraham Goudsmit
17 April 1926 - 28 December 1932 4 item(s) 4 letters (6 pages) reel 60:
reel-frame 6:
reel 64:
reel-frame 4:
reel 61:
reel-frame 6:
reel 65:
reel-frame 8
 Bohr, Niels, 1885-1962.
Letter to Walter Grotrian
22 July 1922 1 item(s) 1 letter (1 page) reel BSC 2:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letter to Arthur Erich Haas
11 April 1922 1 item(s) 1 letter (1 page) reel BSC 3:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to H. M. Hansen
8 November 1914 - 24 March 1916 3 item(s) 3 letters (13 pages) reel BSC 3:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to George Russell Harrison
1922 1 item(s) 1 letter (1 page) reel BSC 3:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to George Hugh Henderson
1922 1 item(s) 1 letter (1 page) reel BSC 3:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Valdemar Henriques
1916 1 item(s) 1 letter (4 pages) reel BSC 3:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Paul Hertz
8 October 1921 - 28 September 1922 7 item(s) 7 letters (9 pages) reel BSC 3:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Karl F. Herzfeld
2 March 1914 1 item(s) 1 letter (3 pages) reel BSC 3:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Georg von Hevesy
7 February 1913 - 10 June 1922 27 item(s) 27 letters (107 pages) reel BSC 3:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to David Hilbert
22 November 1920 - 4 December 1920 3 item(s) 3 letters (5 pages) reel BSC 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Harald Høffding
1922 1 item(s) 1 letter (2 pages) reel BSC 3:
reel-frame 4

Includes remarks about the 4th and 5th editions of Høffding's Formel Logik.

 Bohr, Niels, 1885-1962.
Letter to Helge Holst
1922 1 item(s) 1 letter (2 pages) reel BSC 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Frank Horton
9 March 1920 1 item(s) 1 letter (1 page) reel BSC 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Frank Clark Hoyt
14 July 1922 - 28 August 1922 2 item(s) 2 letters (2 pages) reel BSC 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Arthur Llewelyn Hughes
25 January 1921 1 item(s) 1 letter (1 page) reel BSC 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Jacob Christian Georg Jacobsen
1921 1 item(s) 1 letter (1 page) reel BSC 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Fritz [Frederik Ferdinand Wilhelm] Johannsen
1907 4 item(s) 4 letters (13 pages) reel BSC 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Pascual Jordan
25 April 1927 - 14 May 1928 2 item(s) 2 letters (2 pages) reel 18:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to Heike Kamerlingh Onnes
9 March 1919 1 item(s) 1 letter (3 pages) reel BSC 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Oskar Klein
5 April 1918 - 26 September 1922 8 item(s) 8 letters (19 pages) reel BSC 4:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Martin Knudsen
1912-1920 5 item(s) 5 letters (14 pages) reel BSC 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Heinrich Mathias Konen
23 December 1922 1 item(s) 1 letter (1 page) reel BSC 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Walther Kossel
19 July 1921 1 item(s) 1 letter (1 page) reel BSC 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Hendrik Anthony Kramers
15 November 1917 - 1952 37 item(s) 37 letters (59 pages) reel 11:
reel-frame 7:
reel 9:
reel-frame 5:
reel 8:
reel-frame 2:
reel BSC 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Ralph Kronig
24 November 1924 - 18 March 1927 4 item(s) 4 letters (7 pages) reel 16:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Rudolf Walter Ladenburg
14 June 1920 - 23 December 1922 4 item(s) 4 letters (7 pages) reel BSC 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Alfred Landé
26 June 1919 - 10 January 1925 13 item(s) 13 letters reel 4:
reel-frame 1:
reel BSC 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Irving Langmuir
17 December 1913 - 20 September 1922 3 item(s) 3 letters (7 pages) reel BSC 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Joseph Larmor
6 February 1909 - 4 April 1909 2 item(s) 2 letters (3 pages) reel BSC 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Max von Laue
19 May 1922 1 item(s) 1 letter (1 page) reel BSC 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Eugen Leo Lederer
1911 1 item(s) 1 letter (3 pages) reel BSC 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Gilbert Newton Lewis
2 March 1916 - 26 August 1916 4 item(s) 4 letters (11 pages) reel BSC 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to George Henry Livens
1915 2 item(s) 2 letters (6 pages) reel BSC 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to H. A. Lorentz
13 June 1920 - 31 May 1922 6 item(s) 6 letters (10 pages) reel BSC 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letters to Theodore Lyman
11 August 1922 - 19 September 1922 2 item(s) 2 letters (2 pages) reel BSC 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Walter Makower
1920 1 item(s) 1 letter (1 page) reel BSC 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to Axel W. Marke
1914 1 item(s) 1 letter (4 pages) reel BSC 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Ernest Marsden
8 April 1913 - 23 January 1915 3 item(s) 3 letters (12 pages) reel BSC 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Samuel Bruce McLaren
17 December 1911 - 1 September 1913 2 item(s) 2 letters (7 pages) reel BSC 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to J. C. McLennan
13 November 1920 - 4 November 1922 6 item(s) 6 letters (7 pages) reel BSC 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Edgar Meyer
3 February 1920 - 24 August 1920 3 item(s) 3 letters (5 pages) reel BSC 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Henry Alexander Miers
1916 1 item(s) 1 letter (3 pages) reel BSC 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Robert Andrews Millikan
20 September 1922 1 item(s) 1 letter (1 page) reel BSC 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Rudolf Minkowski
29 July 1922 1 item(s) 1 letter (2 pages) reel BSC 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Christian Møller
14 June 1928 1 item(s) 1 letter (2 pages) reel 59:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to H. G. J. Moseley
21 November 1913 1 item(s) 1 letter (4 pages) reel BSC 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Jens Rud Nielsen
1922 2 item(s) 2 letters (2 pages) reel BSC 6:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Knud Aage Nissen
1917-1922 14 item(s) 14 letters (19 pages) reel BSC 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to C. W. Oseen
1 December 1911 - 30 August 1922 18 item(s) 18 letters (56 pages) reel BSC 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
Letter to Edwin Augustine Owen
23 April 1913 1 item(s) 1 letter (4 pages) reel BSC 5:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letters to Wolfgang Pauli
3 July 1922 - 8 September 1922 2 item(s) 2 letters (3 pages) reel BSC 5:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letters to Max Planck
21 April 1920 - October 1921 3 item(s) 3 letters (9 pages) reel BSC 5:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letters to Kristian Prytz
1920-1921 3 item(s) 3 letters (3 pages) reel BSC 5:
reel-frame 5
 Bohr, Niels, 1885-1962.
Letter to Heinrich Rausch von Traubenberg
20 October 1920 1 item(s) 1 letter (3 pages) reel BSC 8:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Margaret Reeks
1919-1922 3 item(s) 3 letters (6 pages) reel BSC 6:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Maximilian Reinganum
1911 2 item(s) 2 letters (10 pages) reel BSC 6:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Dimitri Riabouchinsky
1919-1920 2 item(s) 2 letters (5 pages) reel BSC 6:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to O. W. Richardson
10 February 1914 - 14 July 1922 16 item(s) 16 letters (41 pages) reel BSC 6:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to Dmitrii Rozhdestvenskii
27 May 1921 1 item(s) 1 letter (1 page) reel BSC 6:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Svein Rosseland
8 March 1920 - 5 April 1922 4 item(s) 4 letters (6 pages) reel BSC 6:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Adalbert Rubinowicz
20 November 1919 - 1962 32 item(s) 32 letters reel 17:
reel-frame A:
reel BSC 6:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to George Rudorf
1913 1 item(s) 1 letter (3 pages) reel BSC 6:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Ernest Rutherford
18 January 1912 - 20 November 1922 53 item(s) 53 letters (137 pages) reel BSC 6:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to Clemens Schaefer
30 December 1922 1 item(s) 1 letter (1 page) reel BSC 7:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Karl Scheel
10 July 1920 - 29 December 1922 18 item(s) 18 letters (20 pages) reel BSC 7:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Erwin Schrödinger
15 June 1921 - 2 December 1926 2 item(s) 2 letters (3 pages) reel BSC 7:
reel-frame 1:
reel 41:
reel-frame 7
 Bohr, Niels, 1885-1962.
Letters to Karl Schwarzschild
23 February 1914 - 25 May 1914 2 item(s) 2 letters (6 pages) reel BSC 7:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Rudolf Seeliger
14 June 1920 - 10 September 1920 2 item(s) 2 letters (2 pages) reel BSC 7:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Manne Siegbahn
4 July 1919 - 20 June 1922 6 item(s) 6 letters (7 pages) reel BSC 7:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Adolf Gustav Smekal
March 1921 1 item(s) 1 letter (1 page) reel BSC 7:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letters to Arnold Sommerfeld
22 October 1913 - 23 October 1935 15 item(s) 15 letters (45 pages) reel 29:
reel-frame 10:
reel BSC 7:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to S. P. L. Sørensen
1920 1 item(s) 1 letter (2 pages) reel BSC 7:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Johannes Stark
14 December 1913 - 31 March 1914 2 item(s) 2 letters (4 pages) reel BSC 7:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to George Walter Stewart
1922 1 item(s) 1 letter (2 pages) reel BSC 7:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to H. Stocker
1914 1 item(s) 1 letter (1 page) reel BSC 7:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to Carl Størmer
1922 1 item(s) 1 letter (1 page) reel BSC 7:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Toshio Takamine
13 November 1920 - 27 January 1921 2 item(s) 2 letters (4 pages) reel BSC 8:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letter to Franz Tank
1919 1 item(s) 1 letter (3 pages) reel BSC 8:
reel-frame 1
 Bohr, Niels, 1885-1962.
Letters to Anton David Udden
1921-1922 2 item(s) 2 letters (2 pages) reel BSC 8:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to A. T. H. van Urk
1922 1 item(s) 1 letter (3 pages) reel BSC 8:
reel-frame 2
 Bohr, Niels, 1885-1962.
Letter to Oswald Veblen
1922 1 item(s) 1 letter (1 page) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to Emil Gabriel Warburg
8 January 1914 1 item(s) 1 letter (2 pages) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Sophus Theodorus Holst Weber
1916-1922 9 item(s) 9 letters (20 pages) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letters to Thorstein Wereide
30 August 1922 - 11 September 1922 3 Leaves 3 letters (6 pages) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to Sven Werner
1 March 1922 1 item(s) 1 letter (1 page) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to Richard Whiddington
23 November 1920 1 item(s) 1 letter (1 page) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to William Ewart Williams
1920 1 item(s) 1 letter (1 page) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to Robert Williams Wood
19 September 1922 1 item(s) 1 letter (1 page) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Letter to Pieter Zeeman
31 May 1922 1 item(s) 1 letter (1 page) reel BSC 8:
reel-frame 3
 Bohr, Niels, 1885-1962.
Correspondence
1906-1962 27 reel(s)

Location of originals: Niels Bohr Arkiv, Copenhagen.

Other Descriptive Information: Scientific correspondence through 1922 (BSC reels 1-8) is itemized throughout this finding aid.

 Bohr, Niels, 1885-1962.
Scientific Correspondence
1923-1929 8 reel(s) reel BSC 9-16
 Bohr, Niels, 1885-1962.
Scientific Correspondence
1930-1945 10 reel(s) reel BSC 17-26
 Bohr, Niels, 1885-1962.
Scientific Correspondence
1946-1962 8 reel(s) reel BSC 27-34
 Bohr, Niels, 1885-1962.
Private Correspondence
1906-1916 1 reel(s)
 Bohr, Niels, 1885-1962. Kramers, Hendrik Anthony, 1894-1952.
Notes for a paper, "On the mechanical problem of the motion of a nuclear atom with two electrons"
1916-1917 70 Leaves reel 27:
reel-frame 1-7

Largely notes and manuscript draft dictated by Bohr to Kramers, but containing some independent notes by each.

 Bohr, Niels, 1885-1962.
Account book for Universitetets Institut for Teoretisk Fysik
1919-1923 100 Leaves reel 35:
reel-frame 3
 Bohr, Niels, 1885-1962.
Minute book for the Fysisk Forening
1908-1946 150 Leaves reel 35:
reel-frame 4
 Bohr, Niels, 1885-1962. Minkowski, Rudolf, 1895-1976.
Lectures on Atomic Physics, notes taken by Minkowski, Göttingen
June 1922 1 item(s) reel 3:
reel-frame 1
 Bohr, Niels, 1885-1962.
Typescript draft, "The Quantum Postulate and the Recent Development of Atomic Theory," [unpublished]
12 October 1927 12 page(s) reel 36:
reel-frame 1
 Bohr, Niels, 1885-1962.
Register book of foreign guests, Universitetets Institut for teoretisk Fysik
1919-1956 18 Leaves reel 35:
reel-frame 2
 Bohr, Niels, 1885-1962.
Niels Bohr Manuscripts
1904-1962 27 reel(s) reel Bohr MSS 1-27

Location of originals: Niels Bohr Arkiv, Copenhagen.

 Bohr, Niels, 1885-1962.
Halogenerne [The halogens]
n.d. 4 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Mathematikopgaver [Mathematics problems]
n.d. 5 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Fysikopgave [Physics problem]
n.d. 1 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Regneøvelser [Course on numerical calculations]
n.d. 25 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Theoretisk astronomi [Theoretical astronomy]
n.d. 27 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Fysiske Øvelser I, [Physical experiments I]
1904 3 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Mathematiske opgaver I [Mathematics problems I]
1904 40 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Mathematiske opgaver II [Mathematics problems II]
1904 23 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Radioaktive Forvandlinger [Radioactive transmutations]
1905-1909 19 page(s) reel Bohr MSS 1:
reel-frame 1
 Bohr, Niels, 1885-1962.
Kurver vedrørende overfladespaending [Curves concerning surface tension]
1905-1906 3 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Udregninger vedrørende vaeskestraaler [Calculations concerning liquid jets]
1905-1906 37 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Fysiske Øvelser II [Physical experiments II]
1906 19 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Noter, vedrørende overfladespaending [Notes concerning surface tension]
n.d. 7 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Fotografier til prisopgave [Photographs for prize paper]
n.d. 19 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Prisopgave [Prize paper]
1906 114 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Bilag til prisopgave [Enclosure to prize paper]
1906 20 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Bedømmelse af prisopgave [Opinion on prize paper]
1907 11 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Lykønskningsbreve [Letters of congratulation]
1907 11 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Eksperimenter over overfladespaending [Experiments on surface tension]
1908 4 page(s) reel Bohr MSS 1:
reel-frame 2
 Bohr, Niels, 1885-1962.
Resumé af afhandlinger [Summaries of papers]
1908-1913 28 page(s) reel Bohr MSS 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Optegnelser til metallernes elektronteori [Notes for the electron theory of metals]
1908-1911 1 page(s) reel Bohr MSS 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Opgave til magisterkonferens [Paper for the Master's degree]
1909 49 page(s) reel Bohr MSS 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Forsøg med natriumamalgam [Experiments with sodium amalgam]
1910 4 page(s) reel Bohr MSS 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Litteraturoversigt til disputats I [Bibliography for thesis I]
1910-1911 13 page(s) reel Bohr MSS 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Litteraturoversigt til disputats II [Bibliography for thesis II]
1910-1911 10 page(s) reel Bohr MSS 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Beregninger vedrørende elektronteori [Calculations concerning electron theory]
1910-1911 66 page(s) reel Bohr MSS 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Ikke-stationaere problemer [Non-stationary problems]
1910-1911 4 page(s) reel Bohr MSS 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Beregninger vedrørende termoelektricitet [Calculations concerning thermoelectricity]
1910-1911 2 page(s) reel Bohr MSS 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
Metallernes elektronteori [The electron theory of metals]
1911 177 page(s) reel Bohr MSS 2:
reel-frame 1
 Bohr, Niels, 1885-1962.
Metallernes elektronteori (rentryk) [The electron theory of metals (clean proofs)]
1911 212 page(s) reel Bohr MSS 2:
reel-frame 2
 Bohr, Niels, 1885-1962.
Tale ved doktordisputats [Speech at defence of thesis]
1911 3 page(s) reel Bohr MSS 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Navneliste, doktordisputats [List of names, defence of thesis]
1911 43 page(s) reel Bohr MSS 1:
reel-frame 3
 Bohr, Niels, 1885-1962.
Studier over metallernes elektronteori [A study of the electron theory of metals]
1911 159 page(s) reel Bohr MSS 1:
reel-frame 4
 Bohr, Niels, 1885-1962.
On the electron theory of metals I
1911 189 page(s) reel Bohr MSS 3:
reel-frame 1
 Bohr, Niels, 1885-1962.
On the electron theory of metals II
1911 189 page(s) reel Bohr MSS 3:
reel-frame 2
 Bohr, Niels, 1885-1962.
Lecture notes, James Hopwood Jeans
1911 32 page(s) reel Bohr MSS 3:
reel-frame 3
 Bohr, Niels, 1885-1962.
Lecture, Philosophical Society, Cambridge
1911 8 page(s) reel Bohr MSS 3:
reel-frame 3
 Bohr, Niels, 1885-1962.
Thermoelektriske forhold [Thermo-electric phenomena]
1911-1912 8 page(s) reel Bohr MSS 3:
reel-frame 3
 Bohr, Niels, 1885-1962.
Calculus of variations
1912 80 page(s) reel Bohr MSS 3:
reel-frame 3
 Bohr, Niels, 1885-1962.
Note on the electron theory
1912 4 page(s) reel Bohr MSS 3:
reel-frame 3
 Bohr, Niels, 1885-1962.
Physical experiments, Manchester
1912 48 page(s) reel Bohr MSS 3:
reel-frame 3
 Bohr, Niels, 1885-1962.
Alfa-strålers absorption [Absorption of alpha rays]
1912 9 page(s) reel Bohr MSS 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Moving electrified particles
1912 1 page(s) reel Bohr MSS 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
First draft on atomic models
1912 7 page(s) reel Bohr MSS 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Absorption af alfa- og beta-stråler [Absorption of alpha and beta rays]
1912 29 page(s) reel Bohr MSS 3:
reel-frame 4
 Bohr, Niels, 1885-1962.
Mekaniske grundlag for termodynamiken [Mechanical basis of thermodynamics]
1912 76 page(s) reel Bohr MSS 4:
reel-frame 1
 Bohr, Niels, 1885-1962.
Dispersion og absorption af alpha-stråler [Dispersion and absorption of alpha-rays]
1912 40 page(s) reel Bohr MSS 4:
reel-frame 1
 Bohr, Niels, 1885-1962.
Rejoinder to O. W. Richardson
1912 4 page(s) reel Bohr MSS 4:
reel-frame 1
 Bohr, Niels, 1885-1962.
Bernaerkninger tit afhandling af Johannes Stark [Comments on paper by Johannes Stark]
1912 1 page(s) reel Bohr MSS 4:
reel-frame 1
 Bohr, Niels, 1885-1962.
Numerical Calculations I
1912-1913 42 page(s) reel Bohr MSS 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Electron distribution among rings
1912-1913 8 page(s) reel Bohr MSS 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Numerical Calculations II
1912-1913 80 page(s) reel Bohr MSS 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Dissociation og stabilitet [Dissociation and stability]
1912-1913 6 page(s) reel Bohr MSS 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Special atoms and molecules
1912-1913 14 page(s) reel Bohr MSS 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Numerical calculations 0
1912-1913 24 page(s) reel Bohr MSS 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Kinetisk og potential energi [Kinetic and potential energy]
1912-1913 7 page(s) reel Bohr MSS 4:
reel-frame 2
 Bohr, Niels, 1885-1962.
Structure of atoms
1913 1 page(s) reel Bohr MSS 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
Orbit of retarded a-particle
Circa 1913 1 page(s) reel Bohr MSS 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
Orbit of electron
1913 8 page(s) reel Bohr MSS 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
Remarks left out in final edition
1913 10 page(s) reel Bohr MSS 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
Litteraturfortegnelse [Bibliography]
1913 12 page(s) reel Bohr MSS 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
Magnetism I
1913 55 page(s) reel Bohr MSS 4:
reel-frame 3
 Bohr, Niels, 1885-1962.
The spectra of helium and hydrogen
1913 6 page(s) reel Bohr MSS 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Answer to John William Nicholson I
1913 8 page(s) reel Bohr MSS 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Spectrum of hydrogen isotope
1913-1914 2 page(s) reel Bohr MSS 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Line spectra and black-body radiation
1913-1914 1 page(s) reel Bohr MSS 4:
reel-frame 4
 Bohr, Niels, 1885-1962.
Atomic models and X-ray spectra
1914 2 page(s) reel Bohr MSS 4:
reel-frame 5
 Bohr, Niels, 1885-1962.
Answer to Frederick Alexander Lindemann
1914 1 page(s) reel Bohr MSS 4:
reel-frame 5
 Bohr, Niels, 1885-1962.
Metallernes elektronteori [The electron theory of metals]
1914 32 page(s) reel Bohr MSS 4:
reel-frame 5
 Bohr, Niels, 1885-1962.
Scattering of alpha-particles
1914 12 page(s) reel Bohr MSS 4:
reel-frame 5
 Bohr, Niels, 1885-1962.
Comments on letters by John William Strutt and Edward Neville da Costa Andrade
1914 7 page(s) reel Bohr MSS 4:
reel-frame 5
 Bohr, Niels, 1885-1962.
Answer to John William Nicholson II
1914 28 page(s) reel Bohr MSS 4:
reel-frame 5
 Bohr, Niels, 1885-1962.
Effect of electric and magnetic fields on spectral lines
1914 4 page(s) reel Bohr MSS 4:
reel-frame 5
 Bohr, Niels, 1885-1962.
Stark effect
1914 6 page(s) reel Bohr MSS 4:
reel-frame 6
 Bohr, Niels, 1885-1962.
Undersøgelser over Røntgenstråler [Investigations on X-rays]
1914 4 page(s) reel Bohr MSS 4:
reel-frame 6
 Bohr, Niels, 1885-1962.
Notes on atomic structure
1914 38 page(s) reel Bohr MSS 4:
reel-frame 6
 Bohr, Niels, 1885-1962.
Spectral lines and quantum theory
1914 5 page(s) reel Bohr MSS 4:
reel-frame 6
 Bohr, Niels, 1885-1962.
Deduction of Rydberg's constant
1914 1 page(s) reel Bohr MSS 4:
reel-frame 6
 Bohr, Niels, 1885-1962.
Note on scattering of alpha rays
1914-1915 15 page(s) reel Bohr MSS 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Scattering and absorption of recoiled particles
1914-1915 13 page(s) reel Bohr MSS 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Collision between two electrons
1914-1915 5 page(s) reel Bohr MSS 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Relativity correction
1914-1915 2 page(s) reel Bohr MSS 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
High frequency spectra
1914-1915 3 page(s) reel Bohr MSS 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Correction to Balmer formula
1914-1915 10 page(s) reel Bohr MSS 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
Richard Whiddington's experiments
1914-1915 4 page(s) reel Bohr MSS 5:
reel-frame 1
 Bohr, Niels, 1885-1962.
On the series spectrum of hydrogen and the structure of the atom
1915 15 page(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Thermodynamics I
1915 30 page(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Thermodynamics II
n.d. 58 page(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
The spectra of hydrogen and helium
1915 5 page(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
On the decrease of velocity...
1915 2 page(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Isotopics
1915 7 page(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Refused letter [to Nature?]
1915 1 item(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Examination questions
1915 20 page(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Electrodynamics
1915 25 page(s) reel Bohr MSS 5:
reel-frame 2
 Bohr, Niels, 1885-1962.
Remarks on absorption
1915 5 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Decrease of velocity
1915 2 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Frequency of the K lines
1915 3 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Quantum theory of radiation
1915 14 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Moseley
1915 4 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Triatomic hydrogen molecule
1915 6 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Properties of isotopes
1915 18 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
The kinetic theory of matter I
1915 22 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Quantum theory and motion of atoms
1915 2 page(s) reel Bohr MSS 5:
reel-frame 3
 Bohr, Niels, 1885-1962.
Magnetism II
1915-1916 12 page(s) reel Bohr MSS 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
Motion of ions in a gas
1915-1916 2 page(s) reel Bohr MSS 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
Adiabatic transformations
1915-1916 1 page(s) reel Bohr MSS 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
Extensions in phase
1915-1916 4 page(s) reel Bohr MSS 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
Statistisk fordeling i kvanteteorien [Statistical distribution in the quantum theory]
1915-1916 1 page(s) reel Bohr MSS 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
Rotating molecules
1915-1916 9 page(s) reel Bohr MSS 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
Bjerrum's theory
1915-1916 3 page(s) reel Bohr MSS 5:
reel-frame 4
 Bohr, Niels, 1885-1962.
On the application of the quantum theory to periodic systems
1915-1916 163 page(s) reel Bohr MSS 5:
reel-frame 5
 Bohr, Niels, 1885-1962.
Notes to chapter III [unpublished paper]
1915-1916 32 page(s) reel Bohr MSS 5:
reel-frame 5
 Bohr, Niels, 1885-1962.
Kinetic theory of matter II
1916 4 page(s) reel Bohr MSS 5:
reel-frame 6
 Bohr, Niels, 1885-1962.
Electron theory
1916 4 page(s) reel Bohr MSS 5:
reel-frame 6
 Bohr, Niels, 1885-1962.
Outlines and notes
1916 5 page(s) reel Bohr MSS 5:
reel-frame 6
 Bohr, Niels, 1885-1962.
Recent work on spectral lines
1916 2 page(s) reel Bohr MSS 5:
reel-frame 6
 Bohr, Niels, 1885-1962.
X-ray spectra
1916 7 page(s) reel Bohr MSS 5:
reel-frame 6
 Bohr, Niels, 1885-1962.
Ekliptika-kredsen [The ecliptic circle]
1916-1919 1 page(s) reel Bohr MSS 5:
reel-frame 6
 Bohr, Niels, 1885-1962.
Quantum applications to dipole field
1916 5 page(s) reel Bohr MSS 5:
reel-frame 6
 Bohr, Niels, 1885-1962.
Mekanisk fysik og elektricitetslaere [Mechanics and electromagnetism]
1916-1917 68 page(s) reel Bohr MSS 5:
reel-frame 6
 Bohr, Niels, 1885-1962.
Nyere arbejder over atomteorien [Recent work on the atomic theory]
1916 25 page(s) reel Bohr MSS 6:
reel-frame 1
 Bohr, Niels, 1885-1962.
Perturbation calculations
1916-1917 7 page(s) reel Bohr MSS 6:
reel-frame 1
 Bohr, Niels, 1885-1962.
Helium spectrum
1916-1917 210 page(s) reel Bohr MSS 6:
reel-frame 2
 Bohr, Niels, 1885-1962.
Luftarters ionisation [Ionisation of gases]
1917 3 page(s) reel Bohr MSS 6:
reel-frame 3
 Bohr, Niels, 1885-1962.
Kollokvier [Colloquia]
1917 4 page(s) reel Bohr MSS 6:
reel-frame 3
 Bohr, Niels, 1885-1962.
Om brintatomet [On the hydrogen atom]
1917 1 page(s) reel Bohr MSS 6:
reel-frame 3
 Bohr, Niels, 1885-1962.
Einsteins strålingsteori [Einstein's theory of radiation]
1917 3 page(s) reel Bohr MSS 6:
reel-frame 3
 Bohr, Niels, 1885-1962.
Numerical calculations III
1917 308 page(s) reel Bohr MSS 6:
reel-frame 4
 Bohr, Niels, 1885-1962.
Numerical calculations IV
1917 46 page(s) reel Bohr MSS 7:
reel-frame 1
 Bohr, Niels, 1885-1962.
Systems of several particles
1917 26 page(s) reel Bohr MSS 7:
reel-frame 1
 Bohr, Niels, 1885-1962.
Lysets bøjning [The diffraction of light]
1917 2 page(s) reel Bohr MSS 7:
reel-frame 1
 Bohr, Niels, 1885-1962.
Virkning af elektriske og magnetiske felter [Effect of electric and magnetic fields]
1917 2 page(s) reel Bohr MSS 7:
reel-frame 1