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  1. By: Little, Elbert Luther, - Wadsworth, Frank H.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, Forest Service, 1964
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Little, Elbert Luther, - Wadsworth, Frank H.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, Forest Service, 1964
    Holding Institution: MBLWHOI Library
  3. By: Little, Elbert Luther, - Wadsworth, Frank H. - Woodbury, Roy O.
    Publication info: Rio Piedras, P.R, Institute of Tropical Forestry, 1976
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  4. By: Wadsworth, Frank H. - Pearson, Gustaf Adolph,
    Publication info: Tucson, Ariz, Southwestern Forest and Range Experiment Station, 1943
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  5. By: Wadsworth, Frank H.
    Publication info: Institute of Tropical Forestry, Forest Service, U.S. Dept. of Agriculture, 1968
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library