(Paris, L'Imprimerie Royale, 1744). 4to. Without wrappers as extracted from ""Histoire de L'Academie Royale des Sciences"", L'Annee 1744, pp. 191-238 and 2 folded engraved plates.
First edition. ""The Abbé La Caille was an immensssely industrious observational astronomer whose career was climaxed by a scintific expedition to Cape of Good Hope"" his studies here made him ""the father of of southern astronomy"", and his names for fourteen southern constellations remain as his most enduring monumnt."" His results in measuring the parallax of the moon, especially from Cape of Good Hope - provided an exact computation of the earth-moon distance - indicating a distance to the moon of about 60 times the earth's radius.
Paris, Guerin & Delatour, 1756. 8vo. Contemp. full calf, raised bands, gilt spine. Titlelabel with gilt lettering. Small paperlabels pasted on spine. IV,204 pp. and 12 folded engraved plates. A few scattered brownspots.
Second edition. - Partington I, 1337.
Paris, Guerin & Delatour, 1757. 8vo. Contemp. full calf, raised bands, gilt spine. Titlelabel with gilt lettering. Small paperlabels pasted on spine. Stamps on front free endpapers.VIII,,192 pp. and 5 folded engraved plates. A few scattered brownspots. Otherwise fine.
Second edition. - Partington I, 1337.