Oeuvres [...]. New edition, corrected & enlarged. 4 vols, 8vo; portrait & 1 pl. (text n.c., clear dampst. in vol. 1, 3 & 4, quires L & V in vol. 2 sl. browned, few spots). - Collected ed. (1st 1752) of scientific works by Maupertuis (1698-1758), philosopher of science, mathematician, friend and later enemy of Voltaire. Ill. with a portrait of the author and a "Carte de l'arc du méridien mesuré au cercle polaire".