I 53.20:81
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Classification of mineral reserves and resources : energy resources. |
1 |
I 53.20:82
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Minerals policy, secretary's report : minerals in the economy, reserves, demand-supply projections 1985-2000, industry problems, opportunities-recommendations, mineral commodity profiles, energy and fossil fuels. |
1 |
I 53.20:83
|
Acid mine drainage, prevention and control : acid mine water, prevention and control : coal, acid mine water : water pollution, acid mine drainage. |
1 |
I 53.20:84
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Acid mine drainage, strip mine, control : acid mine water, strip mine, control : water pollution, acid mine drainage, control : coal, surface (strip) mining, reclamation : reclamation, coal, strip mine. |
1 |
I 53.20:85
|
Blasting, effect of weather conditions : noise pollution : pollution noise, blasting. |
1 |
I 53.20:86
|
Reclamation of mined-lands. |
1 |
I 53.20:87
|
Annotated bibliography of reclamation literature pertaining to western U.S. |
1 |
I 53.20:88
|
Gas reserves, potential : U.S. by regions. |
1 |
I 53.20:89
|
Oil and gas leasing, forms. |
1 |
I 53.20:90
|
Oil and gas leasing, leasing study, PLLRC : PLLRC, oil and gas leasing study. |
1 |
I 53.20:91
|
Oil and gas leasing, OCS, joint bidding : oil and gas leasing, OCS, bidding analysis : oil and gas leasing, onshore (upland), bidding analysis (Colorado) |
1 |
I 53.20:92
|
Oil and gas leasing, state systems : oil and gas leasing, Canadian province system. |
1 |
I 53.20:93
|
Selected publications relating to oil and gas development and environmental problems associated therewith. |
1 |
I 53.20:94
|
Selected publications relating to oil and gas development and environmental problems associated therewith. |
1 |
I 53.20:95
|
Selected publications relating to oil and gas development and environmental problems associated therewith. |
1 |
I 53.20:96
|
Transportation costs, coking coal, unit train. |
1 |
I 53.20:97
|
Selected references on coal, particularly western coal. |
1 |
I 53.20:98
|
Evaluation, coal, depreciation rates. |
1 |
I 53.20:99
|
Coal, reserves, electric generating plant : coal, reserves, synthetic fuel plant : electric generating plant, coal reserves required : synthetic fuel plan, coal reserves required. |
1 |
I 53.20:101
|
Mineral valuation, solid minerals : selected references. |
1 |