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Collection
- Water-resources investigations report4,230
- Scientific investigations report3,040
- Open-file report1,848
- Geological Survey professional paper1,828
- Geological Survey bulletin1,735
- U.S. Geological Survey bulletin1,153
- Fact sheet1,115
- Geological Survey circular1,048
- U.S. Geological Survey professional paper649
- Professional paper565
- U.S. Geological Survey circular507
- USGS fact sheet483
- Scientific investigations map473
- Water-resources investigations350
- Shorter contributions to general geology331
- U.S. Geological Survey open-file report289
- Data series275
- U.S. Geological Survey water-resources investigations report238
- Studies related to wilderness--Bureau of Land Management wilderness study areas237
- Bulletin / Department of the Interior, United States Geological Survey226