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1382093

Title
Item 04: Théorie des Longitudes par P. Levêque Examinateur Hydrographie de la Marine, ca. 1799
Call number
MLMSS 9716/Item 4
Level of description
item
Date

ca. 1799
Type of material
Textual Records
Reference code
1382093
Physical Description
1 manuscript - 220 x 178 mm
ADMINISTRATIVE/ BIOGRAPHICAL HISTORY

Manuscript describing the method of using trigonometry to measure longitude, probably sent to Louis de Freycinet by an unknown correspondent. Part of a group of manuscripts associated with Freycinet related to navigation and longitude held in a file stamped 'Archives de Laage' and headed Astonomie et Navigation, ca. 1800-ca. 1820.
Scope and Content
22 page manuscript on laid paper with ‘DJ’ watermark, stitch-sewn with several blank pages. Includes text, mathematical calculations and diagrams, ca. 1799, in an unknown hand. Describes the method of using trigonometry to measure longitude. Stamped with 'Archives de Laage'.
Subject
Navigation.
Explorers--France.
Astronomical instruments.
Astronomy--Instruments.
Scientific apparatus and instruments.

Details