10 volumes. Illustrated from the original editions. 20x13 cm. (8x5¼"), half red morocco and marbled boards, spines lettered in gilt, top edge gilt. Authorized Edition.

Among the titles are: The Origin of Species (in 2 volumes); Journals of Researches; Geological Observations; Expression of the Emotions in Man and Animals; Animals and Plants Under Domestication (in 2 volumes); Insectivorous Plants; The Formation of Vegetable Mould; and Forms of Flowers.