sea officers companion
Subtitle: being an appendix to Waddington's Navigation; (which makes it a complete system of that art) containing several methods of obtaining the latitude of a place ... By R. Waddington, ...
Series: Eighteenth Century -- reel 11760, no. 09.
Publisher: printed for the author
Published: 1778
Place of publication: London
Work titles: Of the reflecting sextant, and its use at sea