TY  - BOOK
AU  - YOUNG, GEORGE J.
TI  - ELEMENTS OF MINING
T2  - 0
U1  - 549 
PY  - 1946///
CY  - NEW YORK-U.S.A.
PB  - MCGRAW-HILL BOOK COMPANY
KW  - CIENCIAS PURAS
N1  - INTRODUCTION/PROSPECTING/BORING/DRILLING FOR BLASTING PURPOS
ER  -