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A practical method for finding the longitude and latitude of a ship at sea, by observations of the …
printed by W. Richardson and S. Clark, for the author: and sold by Messrs. Mount and Page, on Tower…
1763

A practical method for finding the longitude and latitude of a ship at sea, by observations of the …
printed by W. Richardson and S. Clark, for the author: and sold by Messrs. Mount and Page, on Tower…
1763