(Paris, Jean Boudot, 1706). 4to. Without wrappers. Extracted from "Mémoires de l'Academie des Sciences. Année 1705". Pp. 194-211 and 1 engraved plate.
First appearance of the description of Jacque Cassini's new method for the determination of longitudes by means of the eclipses of the stars and the planets by the moon.