Search Results - Hurd, Paul Dehart 1905-

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  1. 1

    New directions in elementary science teaching by Hurd, Paul Dehart 1905-

    Published 1968
    Book


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  2. 2

    Biological education in American secondary schools 1890-1960 by Hurd, Paul Dehart 1905-

    Published 1961
    Book


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