The principles of Mr. Harrison's time-keeper
Subtitle: with plates of the same.
By: Pub. by order of the Commissioners of Longitude.
Contributors: Maskelyne, Nevil, 1732-1811.; Great Britain. Commissioners of Longitude.
Publisher: Printed by W. Richardson and S. Clark and sold by J. Nourse
Published: 1767
Place of publication: London
Language: eng
Number of pages: 31
Subjects: Chronometers
Notes: Preface and "Notes taken at the discovery of Mr. Harrison's time-keeper," by Nevil Maskelyne, Astronomer Royal: p. v-xvii.