Showing 1 - 2 results of 2 for search 'Ringwald, William Jacob, 1913-', query time: 0.03s Refine Results
  1. 1
    Soil survey, Cotton County, Oklahoma

    Soil survey, Cotton County, Oklahoma by Ringwald, William Jacob, 1913-

    Washington] : U.S. Dept. of Agriculture, Soil Conservation Service, 1963
    Format: Government Document Book


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  2. 2
    Soil survey of Jefferson County, Oklahoma

    Soil survey of Jefferson County, Oklahoma by Mobley, Hubert L., 1928-

    Washington] : U.S. Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1973
    Other Authors: “…Ringwald, William Jacob, 1913-…”
    Format: Government Document Book


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