LONGITUDE. Whiston, William, 1667-1752.
A new method for discovering the longitude 714 both at sea and land, humbly proposed to the -57N consideration of the publick, By William Whis- ton ... and Humphry Ditton ...
London: Printed for John Phillips, at the Black Bull in Cornhill, 171h.
78 po, 11. illus, (diagrs.) l/em Ex libris (armorial bookplate): George Tollet.