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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Robinson, W. O. - Holmes, R. S. (Robert Smith),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1924
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Robinson, W. O.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1914
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  3. By: Sullivan, Michael Xavier. - Robinson, W. O.
    Publication info: [Washington, Govt. print. off.], 1913
    Holding Institution: University of California Libraries
  4. By: Robinson, W. O. - Miller, Carl Frederick, - Steinkoenig, L. A. (Louis Adrian),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1917
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  5. By: Robinson, W. O. - Fry, William H. (William Henry), - Steinkoenig, L. A. (Louis Adrian),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1917
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library