1United States Bureau of Mines2Mineral Lands and Regulations in General3Lands Containing Coal, Oil, Gas, Salts, Asphaltic Materials, Sodium, Sulphur, and Building Stone3ALeases and Prospecting Permits4Lease of Gold, Silver, or Quicksilver Deposits When Title Confirmed by Court of Private Land Claims5Lease of Oil and Gas Deposits in or under Railroads and Other Rights-of-way6Synthetic Liquid Fuel Demonstration Plants7Lease of Mineral Deposits Within Acquired Lands8Development of Lignite Coal Resources9Rare and Precious Metals Experiment Station10Coal Mine Safety11Mining Claims on Lands Subject to Mineral Leasing Laws12Multiple Mineral Development of the Same Tracts12AEntry and Location on Coal Lands on Discovery of Source Material13Control of Coal-mine Fires14Anthracite Mine Drainage and Flood Control15Surface Resources16Mineral Development of Lands Withdrawn for Power Development17Exploration Program for Discovery of Minerals18Coal Research and Development19Lead and Zinc Stabilization Program20Conveyances to Occupants of Unpatented Mining Claims21Metal and Nonmetallic Mine Safety22Mine Safety and Health23Geothermal Resources24Geothermal Energy Research, Development, and Demonstration25Surface Mining Control and Reclamation26Deep Seabed Hard Mineral Resources27Geothermal Energy28Materials and Minerals Policy, Research, and Development29Oil and Gas Royalty Management30National Critical Materials Council31Marine Mineral Resources Research32Methane Hydrate Research and Development