The mercurial chronometer improv'd: or, A supplement to a book entituled, An essay, wherein a method is humbly propos'd for measuring equal time with the utmost exactness
Subtitle: without the necessity of being confin'd to clocks, watches, or any other horological movements; in order to discover the longitude at sea. In which all objections that are in the least rational are remov'd, and the method confirm'd
By: By the author of that essay ...
Publisher: Printed for J. Morphew in Stationers-court, near Stationers-hall.
Published: 1715
Place of publication: London
Language: eng
Number of pages: 28
Notes: Preface signed & dated: J. Clarke. Calne, Feb. 15. 1714.