THOMAS, L.J.
INTRODUCTION TO MINING: EXPLORATION, FEASIBILITY, EXTRACTION AND ROCK MECHANICS - SYDNEY Hick Smith & Sons, Sydney 1973 - PHOTOSTAT
0 454 01890 8
622.1 / THO/IN
INTRODUCTION TO MINING: EXPLORATION, FEASIBILITY, EXTRACTION AND ROCK MECHANICS - SYDNEY Hick Smith & Sons, Sydney 1973 - PHOTOSTAT
0 454 01890 8
622.1 / THO/IN