TY  - BOOK
AU  - Hatch,F.H.
TI  - An introduction to the study of ore deposits
U1  - 553.1 HAT  
PY  - 1929///.
CY  - London : 
PB  - George Allen and Unwin Ltd., 
KW  - Economic geology
KW  - Ore deposits
N1  - Includes index.
ER  -