You Searched for:
Astronomy exactObservations in subject [X]
Results:  4 Items   Page: 1


MANUSCRIPT COLLECTION

Dates:
1845-1858
Abstract:  

A member of a family of early 19th century artists and instrument makers that included Cornelius, John, and William Fleetwood Varley, Cromwell J. Varley shared in the family interests in astronomy. The Journal of Astronomical Observations includes brief notes on telescopic observations of comets, stars, and planets conducted by Cromwell J. Varley between 1845 and 1858, accompanied by twenty ink and watercolor sketches.
Call #:  
Mss.522.1942.V42
Extent:
1 volume(s)



MANUSCRIPT COLLECTION

Dates:
Circa late 17th century
Abstract:  

This is a Portuguese maritime treatise on spherical and planetary astronomy, based on the Ptolomeic system, but with presentation of the Copernican system. There are numerous diagrams and a few interesting sketches.
Call #:  
Mss.521.Ast8
Extent:
1 volume(s)



MANUSCRIPT COLLECTION

Dates:
1784
Abstract:  

This volume was made at Wilmington, Delaware, for determining the longitude, from 1 July-14 October. It records the position of selected stars and planets. Contains also: Note regarding his astronomical clock, and entries relative to his work in continuing the Mason & Dixon's line.
Call #:  
Mss.526.62.R51
Extent:
1 volume(s)



MANUSCRIPT COLLECTION

Dates:
1774-1788
Abstract:  

Better known to the English-speaking world by the name under which he published most of his works, Jean-Hyacinthe Magellan, João Jacinto de Magalhães was born on November 4, 1722. His work focused primarily on scientific instruments, and is credited with introducing English scientific instruments, and the work of Joseph Priestley (APS member 1785) to the scientific community in France. The João Jacinto de Magalhães Collection consists of eleven letters written by Magalhães in French, and addressed to correspondents in France dealing primarily with the manufacture and distribution of telescopes and optical instrumentation.
Call #:  
Mss.B.M25
Extent:
11 item(s)