TY  - BOOK
AU  - Young,G.A.
AU  - Brock,Reginald Walter
ED  - Geological Survey of Canada.
TI  - A descriptive sketch of the geology and economic minerals of Canada
AV  - TN26 .Y58
PY  - 1909///
CY  - Ottawa
PB  - Government Printing Bureau
KW  - Geology
KW  - Canada
KW  - Mines and mineral resources
N1  - Cover title; At head of title: Canada. Department of mines. Geological survey branch; Second edition, issued in 1926, has title: Geology and economic minerals of Canada
ER  -