The description and use of the current logg
Subtitle: or, an instrument to try a current when a ship is under sail; ... To which is added, the use of Hadley's quadrant. ... By William Orcherton, ...
Publisher: printed for the author, and J. Millan
Published: 1764
Place of publication: London
Language: eng
Format: Microform
Number of pages: 29
Notes: The final leaf contains 'Directions to sailors, travellors, or collectors of rarities'.

Pp.[19,20] are blank.

Microfilm. Woodbridge, CT Research Publications, Inc., 1986. 1 reel ; 35mm. (The Eighteenth Century ; reel 6716, no.05).