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7 Pages in Charles Darwin's Library associated with "fauna - Papilio machaon"

  1. über den Einfluss der Isolirung auf die Artbildung
    By: Weismann, August,
    Publication info: Leipzig, W. Engelmann, 1872
    Pages: Page 67  Page 67  Page 76  Page 76  Page 77  Page 77  
  2. über die Berechtigung der Darwin'schen Theorie
    By: Weismann, August,
    Publication info: Leipzig, W. Engelmann, 1868
    Pages: Page 11