dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Horn, E. E. - United States. Bureau of Biological Survey. - U.S. Fish and Wildlife Service
    Publication info: Washington, D.C, U.S. Dept. of the Interior, Fish and Wildlife Service, 1939
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Horn, E. E. - United States. Bureau of Biological Survey. - U.S. Fish and Wildlife Service
    Publication info: Chicago, Ill, U.S. Dept. of the Interior, Fish and Wildlife Service, 1945
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  3. By: Horn, E. E. - United States. Bureau of Biological Survey. - U.S. Fish and Wildlife Service
    Publication info: Washington, D.C, U.S. Dept. of the Interior, Fish and Wildlife Service, 1939
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  4. By: Munch, J. C. (James Clyde) - Horn, E. E. - Silver, James,
    Publication info: Washington, U.S. Dept. of Agriculture, 1929
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library