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  1. Heredity of hair-length in guinea-pigs and its bearing on the theory of pure gametes by W.E. Castle and Alexander Forbes. The origin of a polydactylous race of guinea-pigs, by W.E. Castle.
    By: Castle, William E. - Forbes, Alexander,
    Publication info: [Washington, D.C.]Carnegie Institution of Washington1906
    Contributed by: Gerstein - University of Toronto (archive.org)
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