Cauchy (Augustin-Louis) Sur la Théorie de la Lumière, 96pp., drop-head title, lithographed throughout, first f. with couple very small holes at gutter not affecting text, trimmed affecting some pagination and occasionally into text at fore-edge, occasional annotation in pencil or red pencil, lightly browned, ink ownership stamp "Privatbücherei G. Moth" to front free endpaper dated 1917, 19th century cloth, wear to extremities, 8vo, [?Budweis, or Prague], no printer, August 1836 [dated in ink to final f. verso].

*** Lithograph reproduced from Cauchy's autograph manuscript on the theory of light. There are probably 15-20 lithographed articles by Cauchy, but they are all extremely rare. Of this we can trace only a handful of institutional copies, and none at auction.