APPERT, NICOLAS. L'Art de Conserver, pendant plusieurs Annees, Toutes les Substances Animales et Vegetales . . . Deuxieme Edition. Folding engraved plate. Half-title. 8vo, original wrappers; minor worming in gutter towards end not impairing

APPERT, NICOLAS. L'Art de Conserver, pendant plusieurs Annees, Toutes les Substances Animales et Vegetales . . . Deuxieme Edition. Folding engraved plate. Half-title. 8vo, original wrappers; minor worming in gutter towards end not impairing legibility, bottom of lastindex leaf torn off slightly affecting text; uncut. Paris, 1811 E200-300 "The first workable process for canning foods. In 1795 Appert began developing the process under Napoleon's auspices as a way to maintain food on military expeditions. For strategic reasons he was not allowed to publish the secret method until 1810. Appert's method was strictly empirical. Pasteur eventually discovered a scientific explanation for the process and refined its operation"-Garrison- Morton 2467.1 (1810 original edition).