Sort By:
  1. Insects injurious to the American elm.
    By: Perkins, George H, (George Henry. - Vermont. State Board of Agriculture
    Publication info: Montpelier,Argus,1890.
    Holding Institution: Smithsonian Libraries
    View Book
  2. A preliminary list of the birds found in Vermont /
    By: Perkins, George H, (George Henry. - Howe, Clifton Durant,
    Publication info: New York :Wynkoop Hallenbeck Crawford Co.,1901.
    Holding Institution: Smithsonian Libraries
    View Book