John Harrison and the problem of longitude
By: Heather and Mervyn Hobden.
Contributors: Hobden, Mervyn.
Edition: 5th ed.
Publisher: Cosmic Elk
Published: 1995
Place of publication: Lincoln
Language: eng
Number of pages: 50
Subjects: Harrison, John, -- b.1693.; Chronometers -- History.; Longitude -- Measurement -- History.