MOLESCHOTT, Jacob (1822-93). Der Kreislauf des Lebens. Physiologische Antworten auf Liebig's Chemische Briefe, Mainz: Victor v. Zabern, 1852, 8°, FIRST EDITION (dampstained and browned throughout), contemporary marbled boards (lightly rubbed along joints). [GM115: "this work attacked Liebig's theories, although courteously"]; Lehre der Nahrungsmittel, Erlangen: Ferdinand Enke, 1850, 8°, FIRST EDITION, interleaved throughout, some annotations in pencil and ink in different hands (occasional light spotting), contemporary calf-backed marbled boards (lettering-piece chipped, spine rubbed, corners bumped). With the same author's Die Physiologie der Nahrungsmittel (Darmstadt, 1850) [GM 997], Physiologie des Stoffwechsels in Pflanzen und Thieren (Erlangen, 1851) [GM 613] and Für meine Freunde. Lebenserinnerungen (Giessen, 1894). (5)