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  1. By: Pearl, Raymond, - Curtis, Maynie R. (Maynie Rose), - Surface, Frank M. (Frank Macy),
    Publication info: Orono, Maine Agricultural Experiment Station, 1913
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Pearl, Raymond, - Surface, Frank M. (Frank Macy),
    Publication info: Orono, Maine Agricultural Experiment Station, 1909
    Holding Institution: American Museum of Natural History Library
  3. By: Pearl, Raymond, - Surface, Frank M. (Frank Macy), - Curtis, Maynie R. (Maynie Rose),
    Publication info: New York The Macmillan Company 1915
    Holding Institution: Multiple institutions
  4. By: Pearl, Raymond, - Curtis, Maynie R. (Maynie Rose), - Surface, Frank M. (Frank Macy), - Maine Agricultural Experiment Station.
    Publication info: Orono, Me, 1911
    Holding Institution: Cornell University Library
  5. By: Pearl, Raymond, - Surface, Frank M. (Frank Macy), - Curtis, Maynie R. (Maynie Rose), - Maine Agricultural Experiment Station.
    Publication info: Orono, Me, 1911
    Holding Institution: University of California Libraries
  6. By: Pearl, Raymond, - Curtis, Maynie R. (Maynie Rose), - Surface, Frank M. (Frank Macy), - Maine Agricultural Experiment Station.
    Publication info: Orono, Me, 1911
    Holding Institution: Library of Congress
  1. By: Surface, Frank M. (Frank Macy),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 59
    Date: 1907
    Page Range: 514--559
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,