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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Cotton, J. S. - Thompson, E. H. (Edward Herrmann),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1917
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Cotton, J. S. - United States. Department of Agriculture. - United States. Bureau of Plant Industry. - United States. Government Printing Office.
    Publication info: Washington, Gov't print. off, 1905
    Holding Institution: Multiple institutions