Lode mines of the central part of the Granite mining district, Grant County, Oregon. /
Koch, George S.
Lode mines of the central part of the Granite mining district, Grant County, Oregon. / By George S. Koch, Jr. - Portland, 1959. - 49 p. : ill., maps (3 fold. in pocket) ; 28 cm. - Oregon. Dept of Geology and Mineral Industries. Bulletin no. 49 . - Oregon. Department of Geology and Mineral Industries. Bulletin ; no. 49. .
Bibliography : p. 48-49.
gs 59000229
Mines and mineral resources--Oregon--Grant County.
QE155 / .A3 no. 49
553.413
Lode mines of the central part of the Granite mining district, Grant County, Oregon. / By George S. Koch, Jr. - Portland, 1959. - 49 p. : ill., maps (3 fold. in pocket) ; 28 cm. - Oregon. Dept of Geology and Mineral Industries. Bulletin no. 49 . - Oregon. Department of Geology and Mineral Industries. Bulletin ; no. 49. .
Bibliography : p. 48-49.
gs 59000229
Mines and mineral resources--Oregon--Grant County.
QE155 / .A3 no. 49
553.413