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7 Pages in
Charles Darwin's Library
associated with "people/references - Koch"
De l'espèce et des races dans les êtres organisés et spécialement de l'unité de l'espèce humaine
By: Godron, (Dominique Alexandre), M.
Publication info: Paris, J.B. Baillière et Fils, 1859
Volume: v.2
Pages:
Page 54
Page 54
Die Geschlechter-Vertheilung bei den Pflanzen
By: Hildebrand, Friedrich.
Publication info: Leipzig, Wilhelm Engelmann, 1867
Pages:
Page 36
Zur Speciesfrage
By: Hoffmann, Hermann,
Publication info: Haarlem, De Erven Loosjes, 1875
Pages:
Page 19
Page 19
Page 18
Page 18