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  1. By: Schwarz, Eugene Amandus,
    Publication info: 1898
    Holding Institution: Smithsonian Institution Archives
    Subjects: Arizona  Entomology  Field notes  Insects--Arizona  Insects--Texas  National Museum of Natural History (U.S.)  National Museum of Natural History (U.S.) Dept. of  Schwarz, Eugene Amandus, 1844-1924  Texas  Western United States  
    BHL Collections: Smithsonian Field Books collection
  2. By: Schwarz, Eugene Amandus, - United States. Department of Agriculture. - National Museum of Natural History (U.S.)
    Publication info: 1901
    Holding Institution: Smithsonian Institution Archives
    Subjects: Arizona  Correspondence  Entomology  Field notes  Insects--Arizona  National Museum of Natural History (U.S.)  New Mexico  Schwarz, Eugene Amandus, 1844-1925  United States Dept. of Agriculture  
    BHL Collections: Smithsonian Field Books collection
  3. By: Schwarz, Eugene Amandus, - Barber, Herbert Spencer,
    Publication info: 1913-1914
    Holding Institution: Smithsonian Institution Archives
    Subjects: Arizona  Barber, Herbert Spencer, 1882-1950  Beetles--United States  Entomology  Field notes  Insects--Arizona  National Museum of Natural History (U.S.)  Schwarz, Eugene Amandus, 1844-1928  United States Dept. of Agriculture  
    BHL Collections: Smithsonian Field Books collection