Series
- United States congressional serial set 6,433 results
- United States Congress House Report 2,626 results
- United States Congress Senate Report 1,520 results
- House document (United States. Congress. House) 1,158 results
- Doc 879 results
- Senate document (United States. Congress. Senate) 708 results
- Early American imprints First series 446 results
- Early American imprints Second series 400 results
- Mis. doc. (United States. Congress. House) 264 results
- Ex. doc. (United States. Congress. House) 187 results
- U.S. Geological Survey open-file report 169 results
- Water-resources investigations report 159 results
- Open-file report 125 results
- Report of investigations (United States. Bureau of Mines) 120 results
- S. hrg 102 results
- United States Congress Senate S. hrg 102 results
- Early English books online 92 results
- Mis. doc. (United States. Congress. Senate) 89 results
- Research paper NE 81 results
- House report / 51st Congress, 1st session. House 75 results
- Senate executive document (United States. Congress. Senate) 75 results
- Senate document / 59th Congress, 1st session. Senate 74 results
- Water-supply paper (Washington, D.C.) 74 results
- House report / 50th Congress, 1st session. House 72 results
- Report of investigations 60 results
- Senate document / 60th Congress, 1st session. Senate 58 results
- Geological Survey bulletin 56 results
- Geological Survey water-supply paper 56 results
- Miscellaneous field studies 56 results
- House report / 52nd Congress, 1st session. House 53 results
- Scientific investigations report 53 results
- American culture series 52 results
- House report / 61st Congress, 2nd session. House 52 results
- House report / 71st Congress, 2nd session. House 51 results
- House report / 54th Congress, 1st session. House 49 results
- House report / 25th Congress, 2nd session. House 47 results
- Research paper NE (Broomall, Pa. : 1988) 47 results
- House report / 55th Congress, 2nd session. House 46 results
- House report / 70th Congress, 1st session. House 46 results
- House report / 74th Congress, 1st session. House 46 results
- House report / 75th Congress, 1st session. House 46 results
- House report / 47th Congress, 1st session. House 45 results
- House report / 27th Congress, 2nd session. House 44 results
- Water-supply paper 44 results
- Geological Survey professional paper 43 results
- House document / 57th Congress, 1st session. House 42 results
- House document / 64th Congress, 1st session. House 42 results
- House report / 49th Congress, 1st session. House 42 results
- Senate document / 59th Congress, 2nd session. Senate 42 results
- U.S. Geological Survey professional paper 41 results more…