Search results for: Johnson, Robert F., 1916-

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  1. 1

    Geology and ore deposits of the Cachoeira do Campo, Dom Bosco, and Ouro Branco quadrangles, Minas Gerais, Brazil

    Authors: Johnson, Robert F., 1916-
    Published: U.S. Govt. Print. Off, 1962
    Physical Description: iv, 39 pages : illustrations, maps (2 folded color in pocket) ; 29 cm.
    Book
  2. 2

    Lead-zinc deposits of the Boquira district, State of Bahia, Brazil

    Authors: Johnson, Robert F., 1916-
    Published: United States Department of the Interior, Geological Survey, 1962
    Physical Description: 1 online resource (iii, 33 pages, 2 pages of plates) : illustrations, maps, charts.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  3. 3

    Geology and ore deposits of the Cachoeira do Campo, Dom Bosco, and Ouro Branco quadrangles, Minas Gerais, Brazil

    Authors: Johnson, Robert F., 1916-
    Published: United States Department of the Interior, Geological Survey, 1962
    Physical Description: 1 online resource (iv, B-39 pages) : illustrations, maps + 2 plates.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  4. 4

    Geology and ore deposits of the Atacocha District, Departamento de Pasco, Peru

    Authors: Johnson, Robert F., 1916-, Lewis, Richard W., Abele C., Guillermo
    Published: United States Department of the Interior, Geological Survey, 1955
    Physical Description: 1 online resource (iv, 337-388 pages) : illustrations.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook