Search Results - Collingwood, G. H. (George Harris), 1890-1958

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  1. 1

    Knowing your trees / by Collingwood, G. H. (George Harris), 1890-1958

    Published 1964
    Book
  2. 2

    Farm-forestry extension : early development, and status in 1923 / by Collingwood, G. H. (George Harris), 1890-1958

    Published 1925
    Government Document Book
  3. 3

    Practice of forestry upon private lands as influenced by forestry extension.

    Published 1927
    Other Authors: “…Collingwood, G. H. (George Harris), 1890-1958…”
    Full Text (via ProQuest)
    Government Document eBook
  4. 4

    Farm-forestry extension; early development, and status in 1923.

    Published 1925
    Other Authors: “…Collingwood, G. H. (George Harris), 1890-1958…”
    Full Text (via ProQuest)
    Government Document eBook
  5. 5

    Farm-forestry extension; early development, and status in 1923

    Published 1925
    Other Authors: “…Collingwood, G. H. (George Harris), 1890-1958…”
    Government Document Microfilm Book
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