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Credit
Intracellular pangenesis : including a paper on fertilization and hybridization / by Hugo de Vries ... tr. from the German by C. Stuart Gager. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.