Gerhard Heberer. Charles Darwin : Sein Leben und sein Werk
de Gerhard Heberer (Ed. Kosmos, Ges. der Naturfreunde) Isbn : B0014VG81E

The Works of Charles Darwin : An annotated bibliographical handlist, by R. B. Freeman
de Richard Broke Freeman (Ed. Dawsons of Pall Mall) Isbn : B0014W6TG2

Darwin's Notebooks on transmutation of species : Edited with an introduction and notes by Sir Gavin De Beer
de Charles Darwin (Ed. British museum, Natural history) Isbn : B0014X7PAK

Darwin's Notebooks on transmutation of species : Edited with an introduction and notes by Sir Gavin De Beer
de Charles Darwin (Ed. British museum, Natural history) Isbn : B0014X7PN2

The Origin of species by means of natural selection : Or the preservation of favoured races in the struggle for life, by Charles Darwin,... 6th edition
de Charles Darwin (Ed. J. Murray) Isbn : B0014X7PQ4

Darwin's Notebooks on transmutation of species : Edited with an introduction and notes by Sir Gavin De Beer
de Charles Darwin (Ed. British museum, Natural history) Isbn : B0014X9KIU

Darwin's Notebooks on transmutation of species : Edited with an introduction and notes by Sir Gavin De Beer
de Charles Darwin (Ed. British museum, Natural history) Isbn : B0014X9KVW

Darwin's Notebooks on transmutation of species : Edited with an introduction and notes by Sir Gavin De Beer
de Charles Darwin (Ed. British museum, Natural history) Isbn : B0014X9L20

The Origin of species : By Charles Darwin, a variorum text. Edited by Morse Peckham
de Charles Darwin, Morse Peckham (Ed. University of Pennsylvania press) Isbn : B0014X9L2K

Darwin's Notebooks on transmutation of species : Edited with an introduction and notes by Sir Gavin De Beer
de Charles Darwin (Ed. British museum, Natural history) Isbn : B0014X9L5M