Principes de la montre de Mr. Harrison avec les planches relatives a la même montre

Résumé du livre

First French and first bilingual ed. which includes the full text of the first English ed. of the same year. Description of Harrison's chronometer which provided the technical means of solving the centuries old navigational problem of establishing longitude at sea. This ed. was the work of the Jesuit mathematician Esprit Pezenas of the Ecole Royale d'Hydrographie, Director of the Observatoire Ste Croix.