The longitude at sea
Subtitle: not to be found by firing guns, nor by the most curious spring-clocks or watches, but the only true method for discovering that valuable secret by the sun, moon or stars, and an exact time-keeper ...
By: now humbly proposed ... by Case Billingsley
Publisher: Printed for Richard Mount, and Company ... and John Morphew ...
Published: 1714
Place of publication: London
Language: eng
Number of pages: 28
Subjects: Longitude; Early works to 1800
Notes: Signatures: [A]-C⁴, D².