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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Ward, Archibald Robinson, - Gallagher, Bernard A. (Bernard Alfred),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1917
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Diagnosis  Diseases  Poultry  Pullorum disease