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  1. By: Sanders, Ottys - Treadwell, Aaron L. (Aaron Louis), - Van Name, Willard Gibbs,
    Publication info: 1940
    Holding Institution: American Museum of Natural History Library
  2. By: Treadwell, Aaron L. (Aaron Louis), - Sanders, Ottys - Van Name, Willard Gibbs,
    Publication info: New York City, The American Museum of Natural History, [1940]
    Holding Institution: American Museum of Natural History Library
  3. By: Gertsch, Willis John, - Davis, L. Irby. - Davis, A. M. - Sanders, Ottys
    Publication info: New York City The American Museum of Natural History [1940]
    Holding Institution: American Museum of Natural History Library
  4. By: Davis, A. M. - Davis, L. Irby. - Gertsch, Willis John, - Sanders, Ottys
    Publication info: 1940
    Holding Institution: American Museum of Natural History Library