TY  - BOOK
AU  - Young, G.A.
TI  - <A> descriptive sketch of the geology, and economic minerals of Canadá
U1  - BMG-BANT 557.71 YOUd 
PY  - 1909///
CY  - Ottawa: 
PB  - Government Printing Burezu, 
KW  - GEOLOGIA ECONOMICA-CANADA
KW  - MINERALOGIA
N1  - by G.A. Young; introduction by R.W. Brock; 1909
ER  -