Geological aspects of mining /
Sinclair, John.
Geological aspects of mining / John Sinclair. - London : Sir Isaac Pitman and Sons, 1958. - viii,343 p. ; 22 cm.
Mining - Geological aspects,
Mining engineering.
622
Geological aspects of mining / John Sinclair. - London : Sir Isaac Pitman and Sons, 1958. - viii,343 p. ; 22 cm.
Mining - Geological aspects,
Mining engineering.
622