I 28.27:8154
|
Mining methods and costs, Inspiration Consolidated Copper Co., Open-pit mine, Gila County, Ariz. / |
1 |
I 28.27:8155
|
Production of mineral fuels and hydropower in the United States since 1800. |
1 |
I 28.27:8156
|
A survey of methods for desulfurizing residual fuel oil / |
1 |
I 28.27:8157
|
Sand and gravel operations and costs, Minneapolis-St. Paul area, Minn. / |
1 |
I 28.27:8158
|
Beryllium investigations in California and Nevada, 1959-62 / |
1 |
I 28.27:8159
|
Methods and costs of rock drilling at the Silver Summit Mine, Hecla Mining Co., Shoshone County, Idaho / |
1 |
I 28.27:8160
|
Review of major proposed processes for recovering manganese from United States resources (in three parts) : 2. Chloride and fixed nitrogen processes / |
1 |
I 28.27:8161
|
Ventilation of continuous-miner places in coal mines / |
1 |
I 28.27:8162
|
Water requirements and uses in Arizona mineral industries / |
1 |
I 28.27:8163
|
Rare elements in coal : by R.F. Abernethy and F.H. Gibson. |
1 |
I 28.27:8164
|
Technology and use of lignite : proceedings : Bureau of Mines-University of North Dakota Symposium, Grand Forks, N. Dak., April 1961 / |
1 |
I 28.27:8165
|
Aqueous slurries of coal and granular materials : a bibliography / |
1 |
I 28.27:8165-8175
|
Injury experience in the nonmetal mineral industries (except stone and coal), 1959 / |
1 |
I 28.27:8166
|
X-ray mass absorption coefficients : a literature survey. |
1 |
I 28.27:8167
|
Bureau of mines research and technologic work on coal, 1961 / |
1 |
I 28.27:8168
|
Injury experience in quarrying, 1959 / |
1 |
I 28.27:8169
|
Injury experience in the metal industries, 1959 / |
1 |
I 28.27:8170
|
Injury experience in the nonmetal mineral industries (except stone and coal), 1959 / |
1 |
I 28.27:8171
|
Injury experience in quarrying, 1960 / |
1 |
I 28.27:8172
|
Injury experience in the metal industries, 1960 / |
1 |