The theory of Hadley's quadrant demonstrated
Subtitle: and from thence its nature, construction, and uses are fully shewn : with a new table of the sun's declination for finding the latitude of the place : to which is added, a new construction of the quadrant, which by means of an artificial horizon, renders it of universal use by sea and land
By: by Benj. Martin
Publisher: Printed for the author ...
Published: 1768
Place of publication: London
Language: eng
Number of pages: 26
Subjects: Artificial horizons (Nautical instruments); Early works to 1800; Quadrants (Astronomical instruments)
Notes: An edition with no date on the t.-p. also appeared [176-?].