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  1. 1
    Geology and gold deposits map of the Bourne quadrangle, Oregon /
    Published 1982
    Map
  2. 2
    Geology and gold deposits map of the Granite quadrangle, Grant County, Oregon, 1982 /
    by Brooks, Howard C.
    Published 1982
    Map
  3. 3
    Geology and gold deposits map of the northeast quarter of the Bates quadrangle, Baker and Grant Counties, Oregon, 1983 /
    by Brooks, Howard C.
    Published 1983
    Government Document Map
  4. 4
    Geology and gold deposits map of the Greenhorn quadrangle, Baker and Grant Counties, Oregon /
    by Ferns, M. L.
    Published 1983
    Map
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