TY  - BOOK
AU  - Brock,Reginald Walter
ED  - Geological Survey of Canada
TI  - Preliminary report on the Rossland, B.C., mining district,
AV  - QE187 .B8
PY  - 1906///
CY  - Ottawa
PB  - Government printing bureau
KW  - Geology
KW  - British Columbia
KW  - Gold mines and mining
N1  - At head of cover-title: Geological survey of Canada
ER  -