Plaster cast of skull housed in original wooden box with scraps of paper and handwritten note: "A celebre American Philosophical Society a Philadelphia de Prof. Joseph de Lenhosseky Budapest, 1879 31 Marz." Jawbone not included.

Obverse: bas-relief profile portrait of Humphry Davy. Reverse: "THE ROYAL SOCIETY TO ROBERT WILHELM BUNSEN. GUSTAV ROBERT KIRCHHOFF. IN ACCORDANCE WITH THE WILL OF HUMPHRY DAVY WHO DEVOTED THE TESTIMONIAL PRESENTED TO HIM BY THE COALOWNERS OF THE TYNE AND WEAR TO THE ENCOURAGEMENT OF CHEMICAL RESEARCH 1877."

Square mirror on straight metal and wooden handle.

Printing plate advertising "Fowler's Phrenological Head."

Obverse: profile portrait of Edward Jenner between "1796" and "1896"; "VACCINATION MAY 14th" at top and "JENNER" at bottom. Reverse: asclepius/caduceus; "Medical Society of the County of Kings" around perimeter.

Portrait with head and shoulders visible; body turned three-quarters to the left, head facing center. The sitter wears a dark suit, waistcoast, and bow tie, a white shirt with gold buttons, and a gold watch chain across waistcoat. Inscribed: "H. Ulke" on front, lower right corner.

Brass instrument, with horizontal dial with a 5 3/8" needle and scale from 0 to 110. The needle is mounted on a vertical spindle about 5" long. The spindle is mounted on bearings at top and bottom, the latter being a needle in the center of a mica disc. A fine spiral spring extends over 4" of the spindle, and is attached to it at the bottom and to the frame at the top. The spindle and spring are covered by a brass housing which can be pulled off. Instrument has ill-fitting top which may not be original. Top is inscribed with "S. Homer May 27 1863" and "Samuel Homer Aug 27 1863."

Brass instrument on wooden stand. Inscription on brass says "Pixii, Neveu et Succeur de Dumotiez a Paris." Paper label on base says "The property of Dr. Hare value [?] Smithsonian."

Rotating drum, grooved and marked from 0 to 100 in 1-unit increments around circumference. Drum is turned with a protruding knob. Wood stand is marked "Fritz Kohler Leipzig."

Brass variation transit (magnetometer), in oak box. Instrument has two telescope assemblies.

Obverse: bas-relief profile portrait of Charles Lyell; "CHARLES LYELL" at sides, "1873" at bottom, and "L.C. WYON F" under portrait. Reverse: landscape with scene of classical ruins, i.e., three columns and aqueduct. Edge: "THE GEOLOGICAL SOCIETY OF LONDON TO JOSEPH LEIDY, M.D., 1884."

Obverse: bas-relief profile portrait of John Napier; "IOANNES NEPERUS DE MERCHISTON" around profile and "C.F. CARTER SCULP." under profile. Reverse: olive wreath encircles "INGENII / FELICITER EXCULTI / PRAEMIUM / KEITHIANUM;" "ADJUDICAVIT SOC : REG : EDIN :" around perimeter.

Large, center bowl with black and white floral designs on interior and exterior. In the center, an image of Benjamin Franklin flying a kite in a thunderstorm, with a seaside town, fort, and sailboats in the background. No manufacturer marks on underside. Previously broken and repaired.

Brass drum microscope stored in a wooden box with three glass slides, labeled in French: "ver à soie Trachées," "aile de Mouche," and "Angles d'araignée." Label inside box reads "JAMES W. QUEEN & CO / OPTICIANS, ____ WALNUT ST., PHILADELPHIA."

Plaster model of a three-dimensional surface. The printed inscription reads, "Model of the magnetic surface presented in the discussion Part II of the magnetic observations made at the Girard College Philadelphia between 1840 and 1845, by Prof. A.D. Bache. Const. and modeled by Ferdinand Engel, Washington, D.C. 1862." A handwritten description reads, "Presented by A.D. Bache." The observations which this model records are described in a 36-page pamphlet published by the Smithsonian Institution in 1863. A note with the model states that Bache intended to make two more models of the horizontal and vertical forces; one of these is now at the Smithsonian.

Nine instruments housed in original wooden case covered in leather or sharkskin. The top of the case is hinged at one side, and held shut by a snap fastening. Inside the top is a printed label: "McAllister & Co./48 Chestnut Street/Philadelphia. Have constantly for sale, cases of/Mathematical Instruments/For Schools, Wholesale & Retail/Dividers, Gunter's Scales, Parallel Rules, Brass and Ivory Protractors, etc. separate from the case." Around the wall of the top is pasted a strip of paper, bearing handwritten inscriptions - "$3 1/4 /N60K/n fli/gfi DW Mr/ No 160-9/str purchd March 18 1847/of McAllister." Contains nine drafting instruments: divider, compass with five attachments, ivory scale, parallel rule, and scaled semicircle.

Central image of a hot-air balloon striped in pink, blue, and yellow, with four oars or wings at bottom. On banner at top: "Premiere expérience de Mr. Blanchard au Champ-de-Mars / accompagné de dom Pech bénédictin le 2 Mars 1784." Signed, "J. Siquier 1835" at bottom. On reverse, crown symbol and X mark.

Central image of a hot-air balloon decorated with a brick pattern (representing pieces of paper-backed cloth fastened together to form the balloon's skin), an arm holding a wreath, and a sheaf of wheat. On banner at top: "La Montgolfière de Sarcosta [?] à Versailles en présence de la famille Royale le 23 Juin 1784." Signed "J. Siquier 1835" at bottom. On reverse, crown symbol and X mark.

A black walnut box containing two measuring tubes; one with 1 1/4" diameter screen disc and 5" long tube and one with 6" screen disc and 2 3/4" long tube. This is an experimental instrument fabricated of discs of bronze or brass screen, attached to a brass tubing to constitute an anemometer. (Robert P. Multhauf, "Catalogue of Instruments and Models," 1961).

Glass jar in walnut frame resembling a book press. There is a fragment of a printed paper label, on which the words "de Morveau" and "l'air" can still be seen. (Robert P. Multhauf, "Catalogue of Instruments and Models," 1961).