Subsidence and Ground Movement
File consists of an essay titled Subsidence and Ground Movement. Contains original blueprints
Reid, J.W.
Stope Timbering at Frood Mine
File consists of an essay titled Stope Timbering at Frood Mine. Contains original diagrams
Ritzel, V.H.
Low Grade Ore at Young-Davidson Mine
File consists of an essay titled Low Grade Ore at Young-Davidson Mine. Contains original diagrams and photographs
Southern, N.J.
Creighton Mine
File consists of an essay titled Creighton Mine. Contains original blueprints and diagrams
Blair, C.F.
Shaft Sinking
File consists of an essay titled Shaft Sinking. Contains original blueprints and diagrams
Casselman, G.
The Cordova Mines
File consists of an essay titled The Cordova Mines. Contains original photographs, and diagrams
Malachowski, P.