ASTRONOMY. LABAT, François de, Chevalier de Vivens... Lot 14

[ASTRONOMY]. LABAT, François de, Chevalier de Vivens (1687-1780) Important survey on the figures of the earth. 22pp in-8 (s.l.n.d. [Bordeaux]); Leaflets concerning various studies on the variations of distances between the stars, on the eruption of volcanoes and earthquakes, on the movement of the stars, the stars and the Milky Way, on attraction and salts, on attraction (Apogee of the moon). This supposition, that it was the universal deluge that transported the shells of the sea to all the climates of the earth, has become the opinion, or sooner the superstition, of the common naturalist. Woodward, Scheuchzer and a few others call these nitrified shells the remains of the flood [ ] . Important observations on light, the cause of gravity and the influence of stars. 28 pp various formats, (s.l.n.d. [Bordeaux]). It is singular that one wanted to maintain that thunder was formed in the earth, & that earthquakes were formed in the air. An academician from Palermo has recently advanced and defended the latter opinion: it is based on the principle that, in what is called an earthquake, it is not the earth itself that is shaken, but only the buildings founded on it [ ] . Mémoire sur l'électricité d'après les difficultés de M. Du Faÿ. 51 pp. various formats, (s.l.n.d. [Bordeaux]). A collection of studies on electricity, movement, light, color and sound. Remarks, reports and annotations.