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  1. Forestry lessons on home woodlands /
    By: Mattoon, Wilbur R. - Dille, Alvin,
    Edition: Rev.
    Publication info: Washington :G.P.O.,1925.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  2. Forestry lessons on home woodlands /
    By: Mattoon, Wilbur R. - Dille, Alvin,
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1920.
    Contributed by: Multiple institutions
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  3. Lessons on dairying for rural schools /
    By: Dille, Alvin,
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1919.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  4. Lessons on potatoes for elementary rural schools /
    By: Dille, Alvin,
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1919.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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