Schultz, M Manuscript entitled "Mémoire Présenté à l'Academie Royale des Sciences àParis au nom du Sieur Schultz, pour indiquer selon ses principes le moyende trouver la Longitude par mer et par terre" Copenhagen, 15 may 1767 Submission to the Royal Academy of Science of Schultz's system of measuringlongitude on land and on sea, which the author claims to have preceded the method of Pingré by a year: In 1763 "le Sieur Schultz a publié ses idées par un écrit imprimé en Latin et en Allemand" and hopes for a favorable decision by the Academy to help develop his system "au plus grand bien du genre humain, et à l'avantage de la Géographie." The allusion to "Monsieur Pingré" is to the great French astronomer ALEXANDRE- GUY PINGRE (1711-1796), who was at this time a member of the Académie des Sciences in Paris, and whose reputation as a computer of longitudes was already very widespread (GEOGRAPHY) Folio. 7-1/2pp. in ink, on rectos and versos of 4 leaves, in a secretarial hand., signed "au nom et sur les memoires du Sieur Schultz" by "C. Klinting". Illustrated with 2 pen-and-ink drawings in the text. Sewn into paper wrapper, with remnant of wax seal. Fine. In half green morocco Price: USD 3,000.00 other currencies   order no. 28454    inquire

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