Ampère (André Marie) Essai sur la philosophie des sciences, ou exposition analytique d'une classification naturelle de toutes les connaissances humaines, 2 vol., first edition, Paris, Bachelier, 1834.

Ampère (André Marie) Essai sur la philosophie des sciences, ou exposition analytique d'une classification naturelle de toutes les connaissances humaines, 2 vol., first edition, folding tables (a few tears), marginal browning, 19th century morocco-backed boards, joints a little rubbed, [Tomash & Williams A74], 8vo, Paris, Bachelier, 1834-43.

⁂ First edition of this two-volume study by Ampère, notable for containing the first known use of the term "cybernetics".