Search Results - (("Geological surveys") OR ("Geological survey"))

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  1. 1

    Preliminary maps and reports released by the Geologic Division and the Conservation Division 1948 by Atherton, Ruth A., 1925-

    Published: [publisher not identified], 1949
    Description: iv, 22 pages ; 27 cm.
    Government Document Book
  2. 2

    Preliminary maps and reports released by the Geologic Division 1946-1947, and by the Conservation Division 1938-1947 by Atherton, Ruth A., 1925-

    Published: [publisher not identified], 1949
    Description: v, 54 pages ; 27 cm.
    Book