TY  - BOOK
AU  - Koch,George S.
TI  - Lode mines of the central part of the Granite mining district, Grant County, Oregon.
T2  - Oregon.  Dept of Geology and Mineral Industries.  Bulletin
AV  - QE155 .A3 no. 49
U1  - 553.413 
PY  - 1959///
CY  - Portland
KW  - Mines and mineral resources
KW  - Oregon
KW  - Grant County
N1  - Bibliography : p. 48-49
ER  -