Paris: Bacheller, 1830. First. 6 volumes, 8vo, lacks bindings; scattered foxing. Paris: Bacheller, 1830, 1835, 1839, 1841, 1842. First Editions.
One of the major documents of secular philosophy and the history of science, as well as a foundation text for sociology. A solid set of this scarce title, despite absence of bindings and half-titles. Old ownership signature on each flyleaf.