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  1. By: Chapman, R. A. (Roy Albert), - Southern Forest Experiment Station (New Orleans, La.)
    Publication info: New Orleans, La, USDA Forest Service, Southern Forest Experiment Station, 1939
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Wakeley, Philip C. (Philip Carman), - Chapman, R. A. (Roy Albert), - Southern Forest Experiment Station (New Orleans, La.)
    Publication info: New Orleans, La, USDA Forest Service, Southern Forest Experiment Station, 1937
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  3. By: Lynch, Donald W. - Chapman, R. A. (Roy Albert),
    Publication info: Missoula, Mont, Northern Rocky Mountain Forest & Range Experiment Station, 1951
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library