|
I 28.27:6289
|
Mining methods at the Campbell Mine of the Calumet & Arizona Mining Co., Warren, Ariz. : including cut-and-fill and semishrinkage |
1 |
|
I 28.27:6290
|
Mining methods and costs at the Park Utah Mine, Park City, Utah |
1 |
|
I 28.27:6291
|
Study of quarry costs : trap rock, sandstone, granite |
1 |
|
I 28.27:6293
|
Shrinkage stoping |
1 |
|
I 28.27:6294
|
Methods and cost of mining fluorspar at Rosiclare, Ill |
1 |
|
I 28.27:6297
|
Mining laws of Japan |
1 |
|
I 28.27:6303
|
Leaching practice and costs at the New Cornelia mines of the Calumet & Arizona Mining Co., Ajo, Ariz |
1 |
|
I 28.27:6307
|
Mining methods and costs at the Pilares mine, Pilares de Nacozari, Sonora, Mexico |
1 |
|
I 28.27:6308
|
Mining laws of Latin America : general summary |
1 |
|
I 28.27:6312
|
Radium |
1 |
|
I 28.27:6313
|
Marble |
1 |
|
I 28.27:6314
|
Milling methods and costs at the northern Idaho mills of the Bunker Hill and Sullivan Mining and Concentrating Co |
1 |
|
I 28.27:6319
|
Milling methods and costs of the concentrator of the Magma Copper Co., Superior, Arizona |
1 |
|
I 28.27:6320
|
Milling methods and costs at the concentrator of the Chief Consolidated Mining Co., Eureka, Utah |
1 |
|
I 28.27:6321
|
Monazite, thorium, and cerium |
1 |
|
I 28.27:6324
|
Geophysical abstracts, no. 1-127 |
1 |
|
I 28.27:6326
|
Some notes on underground transportation |
1 |
|
I 28.27:6327
|
Mining methods and costs at the consolidated Cortez silver mine, Cortez, Nevada |
1 |
|
I 28.27:6328
|
Tantalum (and Columbium) |
1 |
|
I 28.27:6329
|
Sulphur : general information |
1 |