The description and use of the current logg : 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.

Author/creator Orcherton, William
Format Electronic
Publication InfoLondon : printed for the author, and J. Millan, 1764.
Description2 unnumbered pages, ii, 29, 3 unnumbered pages : illustrations ; 12⁰.
Supplemental ContentFull text online

General notePp.[19,20] are blank.
General noteThe final leaf contains 'Directions to sailors, travellors, or collectors of rarities'.
General noteReproduction of original from the British Library.
References English Short Title Catalog, ESTCT112228.
Reproduction noteJoyner- Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. Available via the World Wide Web. Access limited by licensing agreements