Glossary of mining terms
British Standards Institution
Glossary of mining terms /B. S. 3618: Section 3: 1963, boring and exploration - London: British Standards Institution, 11p. - 14p.
Section-3, Boring and Exploration
Mineral extraction
Mining Exploration Boring
D 001.4:622 / K3.1-K3-
Glossary of mining terms /B. S. 3618: Section 3: 1963, boring and exploration - London: British Standards Institution, 11p. - 14p.
Section-3, Boring and Exploration
Mineral extraction
Mining Exploration Boring
D 001.4:622 / K3.1-K3-