Ingenhousz,J. Lot n° 556

Expériences sur les végétaux, spécialement sur la propriété qu'ils possèdent à un haut degré, soit d'améliorer l'Air quand ils sont au soleil, soit de le corrompre la nuit, ou lorsqu'ils sont à l'ombre. Traduit de l'Anglois, par l'Auteur. 2 vols. Paris, Didot (I) u. Barrois (II), 1780-89. with 1 folded. Engrav. LXVIII, 333 pp, 1 p.; 2 pp, LVI, 509 pp, 1 p., 8 pp. Publisher's list. Ldrbde. d. Zt. with gilt edges a. black ribbon. (Somewhat bumped, slight worming). Pritzel 4435, Colas 672, Wellcome III, 329 (all vol. 1 only). DSB VII, 15,(28). Normen 1142 (vol. 1 in 2nd A.). Henrey II, 40. cf. Garrison-M. 103. horblit 55 u. Neu 2036. - vol. 1 in first french. edition translated by the author himself, the second vol. added later in first edition (never published in English). "Showed that the green parts of plants, when exposed to light, fix the free carbon dioxide of the atmosphere, but that in darkness plants have not such power. A discovery of fundamental importance" (G.-M.). "The 2nd vol. contains the results of I.'s further studies on plant assimilation and respiration, which led him to believe that plants and animals are mutually supportive" (Normen). - Both title pages somewhat damaged by stamp shaving, vol. 1 at the end waterstained and wavy and partly somewhat browned, vol. 2 at the beginning with worming and faint waterstain at the lower margin in the front. Endpapers partly loose and damaged. (1778).