000 02205cam a22003133u 4500
001 75039
003 UtSlPG
005 20260610134734.0
006 m
007 cr n
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040 _aUtSlPG
041 7 _aen
_2iso639-1
050 4 _aQB
100 1 _aHobbs, William,
_d1658-
245 1 2 _aA new discovery for finding the longitude
264 1 _aSalt Lake City, UT :
_bProject Gutenberg,
_c2025
300 _a1 online resource :
_bmultiple file formats
336 _atext
_btxt
_2rdacontent
337 _acomputer
_bc
_2rdamedia
338 _aonline resource
_bcr
_2rdacarrier
500 _aRelease date is 2025-01-04
508 _aJohn Welch, MWS, Cambridge Digital Library and the Online Distributed Proofreading Team at https://www.pgdp.net
520 _a"A New Discovery for Finding the Longitude" by William Hobbs is a scientific publication written in the early 18th century. The book details innovative methods for accurately determining longitude at sea, a pressing issue for navigation during that period. Hobbs introduces a spring movement mechanism as part of his proposed solution, which claims to achieve precise timekeeping essential for calculating longitudinal differences. In the content of the book, Hobbs outlines the principles for utilizing his timekeeping device to establish one's geographical position longitudinally. He explains the process for setting the device in motion, recording its indexes, and making necessary calculations based on celestial observations, particularly the sun's position. Hobbs emphasizes that this method can yield accurate results regardless of environmental influences, provided that specific conditions are met. The text includes detailed instructions for the operation of the device and offers examples to illustrate the methodology, ensuring that navigators can apply it effectively in various maritime conditions. (This is an automatically generated summary.)
534 _pOriginally published:
_cLondon: William Hobbs, 1714
653 _aLongitude -- Early works to 1800
856 4 _uhttps://cudl.lib.cam.ac.uk/view/PR-HOBBS-00001/8
856 4 0 _uhttps://www.gutenberg.org/ebooks/75039
999 _c115764
_d115764