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  1. By: Marcus, Eveline d. B.-R. (Eveline Du Bois-Reymond) - Marcus, Ernst - Gerlach, Sebastian A.
    Publication info: New York, N.Y, American Museum of Natural History, [1956]
    Holding Institution: American Museum of Natural History Library
  2. By: Gerlach, Sebastian A. - Marcus, Ernst - Marcus, Eveline d. B.-R. (Eveline Du Bois-Reymond)
    Publication info: 1956
    Holding Institution: American Museum of Natural History Library