Resources in Early American History
Manuscript exactEssays in genre [X]
Astronomy. in subject [X]
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1Author:  Spencer, Nathan.Requires cookie*
 Title:  Nathan Spencer's account of Godfrey, 1809     
 Dates:  1809 
 Abstract:  This volume contains an essay, apparently written by Pennsylvania farmer Nathan Spencer, about Thomas Godfrey. There are also copies of James Logan's correspondence. Some believe Godfrey invented the quadrant, and Spencer's biography argues this point. Spencer also claims to live on the same farm that Godfrey had owned.

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 Call #:  Mss.B.G54s 
 Extent:  1 volume(s) 
 Topics:  Science and technology 
 Genre:  Manuscript Essays 
 Subjects:  Astronomy. | Hydrographic surveying. | Navigation. | Quadrant. 
2Author:  Freehauff, Daniel.Requires cookie*
 Title:  Astronomical calculations, 1778, 1779     
 Dates:  1778-1779 
 Abstract:  These two volumes contain astronomical calculations for two eclipses observed in Philadelphia, one in 1778, the other in 1779. In addition to the data and calculations, the volumes contain detailed essays of how to make such calculations.

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 Call #:  Mss.523.78.F87c 
 Extent:  2 volume(s) 
 Topics:  Science and technology 
 Genre:  Manuscript Essays | Scientific Data 
 Subjects:  Astronomy. | Eclipses. 
3Author:  AnonymousRequires cookie*
 Title:  Scientific copybook, [n.d.]     
 Dates:  Circa 19th c. 
 Abstract:  This scientific copybook is like a commonplace book. It has various essays on a range of scientifc topics. The essays had been printed in various journals that were then copied in manuscript form in this notebook. Some entries note the source from which they were copied. The partially filled notebook was likely compiled sometime in the early nineteenth century.

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 Call #:  Mss.500.Cop79 
 Extent:  1 volume(s) 
 Topics:  Science and technology 
 Genre:  Commonplace Book | Educational Material | Manuscript Essays | Notebooks | Scientific Data 
 Subjects:  Astronomy. | Natural history. | Zoology. 
4Author:  Roberts, Joseph,1793-1835.Requires cookie*
 Title:  Joseph Roberts philosophical and mathematical papers, 1812-1814     
 Dates:  1812-1814 
 Abstract:  This collection includes scientific educational material and data from nineteenth century scientist Joseph Roberts. The volumes contain problems, lectures, and notes.

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 Call #:  Mss.510.R54 
 Extent:  3 volume(s) 
 Topics:  Education | Science and technology 
 Genre:  Educational Material | Manuscript Essays | Notebooks | Scientific Data 
 Subjects:  Astronomy. | Mathematics -- Problems, exercises, etc. | Physics. | Spherical trigonometry.