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  1. By: Cockerell, Theodore D. A. (Theodore Dru Alison),
    Publication info: New York City, The American Museum of Natural History, [1938]
    Holding Institution: American Museum of Natural History Library
    Subjects: Bees  Bumblebees  Classification  Halictus  Hylaeus ellipticus  Insects  Prince Albert National Park  Saskatchewan
  2. By: Cockerell, Theodore D. A. (Theodore Dru Alison),
    Publication info: New York City, The American Museum of Natural History, [1937]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.57,99S(71.1)  Bees  Classification  Insects  Prince Albert National Park  Saskatchewan  Sphecodes
  3. By: Goldman, Edward Alphonso,
    Publication info: 1934
    Holding Institution: Smithsonian Institution Archives
    Subjects: Canada  Field notes  Manitoba  Minnesota  Ornithology  Prince Albert National Park  Riding Mountain National Park  Saskatchewan  United States  Winnipeg  Winnipegosis  
    BHL Collections: Smithsonian Field Books collection
  4. By: Goldman, Edward Alphonso,
    Publication info: 1934
    Holding Institution: Smithsonian Institution Archives
    Subjects: Canada  Field notes  Minnesota  Ornithology  Pokegama Lake Dam Winnipegosis  Prince Albert National Park  Saskatchewan  United States  
    BHL Collections: Smithsonian Field Books collection