A perfect discovery of the longitude at sea : In compliance with what's propos'd in a late act of Parliament. Being the product of nine years study, and frequent amendments of a mathematician, who has us'd the sea upwards of twenty five years, and has had the experience thereof at sea. And his projection hath been view'd and approv'd on by most of the mathematicians about London.

Author/creator French, John
Format Electronic
Publication InfoLondon : Printed by J. Cluer in Bow-Church-Yard; and sold by the author at his house the lower-end of Grays-Inn-Lane, Holborn; and at Mr. Walpool's, mathematick instrument-maker in the minories, 1715.
Description20 pages ; 4⁰.
Supplemental ContentFull text online
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General noteA mathematician = John French.
General noteReproduction of original from Cambridge University Library.
References English Short Title Catalog, T197614.
Reproduction noteElectronic reproduction. Farmington Hills, Mich. : Cengage Gale, 2009. Available via the World Wide Web. Access limited by licensing agreements.

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