The mutation theory;
experiments and observations on the origin of species in the vegetable kingdom,
by Hugo de Vries. Tr. by J. B. Farmer and A. D. Darbishire.

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Full view   University of Michigan
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Full view   v.1 1909-1910 North Carolina State University
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Full view   v.2 University of Illinois at Urbana-Champaign
Full view   v.2 Princeton Theological Seminary
Full view   v.2 1909-1910 North Carolina State University
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