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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Pemberton, Robert W. - Hoover, Edna M. - United States. Science and Education Administration.
    Publication info: Washington, Science and Education Administration ; for sale by the Supt. of Docs., U.S. G.P.O, 1980
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library