The description, use, and excellency of a new instrument
Subtitle: or sea quadrant, invented by Caleb Smith, for taking altitudes of the sun, moon, and stars, from the visible horizon ... without impediment ... from the ship's motion; ...
Series: Eighteenth century -- reel 9681, no. 03.
Publisher: to be had of the inventor, at his office for insuring ships and merchandize; or at the Crown Coffee-House, near Guildhall
Published: 1740
Place of publication: London
Language: eng
Format: Microform
Number of pages: 24
Notes: Microfilm. Woodbridge, CT Research Publications, Inc., 1997 1 reel ; 35mm. (The Eighteenth Century ; reel 9681, no.03).