3 Pages in Charles Darwin's Library associated with "people/references - Gray JE"

Principles of comparative physiology
By: Carpenter, William Benjamin,
Publication info: London, John Churchill, 1854
Pages: Page 633
Vorstudien für Geschichte und Zucht der Hausthiere zunaechst am Schweineschaedel
By: Nathusius, Hermann von,
Publication info: Berlin, Wiegandt & Hempel, 1864
Pages: Page 154 Page 154