41. Celebrating 125 years of the U.S. Geological Survey / compiled by Kathleen Gohn. U.S. Geological Survey circular ; 1274. Geological Survey (U.S.) [Browse] Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey, 2004. Book Online Marcive GPO Government Documents Bookmark
42. Geology of the National Capital Region : field trip guidebook / edited by Scott Southworth and William Burton. U.S. Geological Survey circular ; 1264. Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2004. Book Online Marcive GPO Government Documents Bookmark
43. Snakeheads (Pisces, Channidae) : a biological synopsis and risk assessment / by Walter R. Courtenay, Jr. and James D. Williams. U.S. Geological Survey circular ; 1251. Courtenay, Walter R. [Browse] [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 2004. Book Online Marcive GPO Government Documents Bookmark
44. The tufas of Pyramid Lake, Nevada / by Larry Benson. U.S. Geological Survey circular ; 1267. Benson, Larry V. [Browse] Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2004. Book Online Marcive GPO Government Documents Bookmark
45. Water quality in the Great and Little Miami River Basins, Ohio and Indiana, 1999-2001 / by Gary L. Rowe, Jr. [and five others]. U.S. Geological Survey circular ; 1229. Rowe, Gary L. [Browse] Reston, Va. : U.S. Department of the Interior, U.S. Geological Survey, 2004. Book Online Marcive GPO Government Documents Bookmark
46. Water quality in the northern Rockies intermontane basins, Idaho, Montana, and Washington, 1999-2001 / by Gregory M. Clark [and five others]. U.S. Geological Survey circular ; 1235. Clark, G. M. (Gregory M.), 1958- [Browse] [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 2004. Book Online Marcive GPO Government Documents Bookmark
47. Water quality in the Santa Ana Basin, California, 1999-2001 / by Kenneth Belitz [and five others]. U.S. Geological Survey circular ; 1238. Belitz, Kenneth [Browse] Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2004. Book Online Marcive GPO Government Documents Bookmark
48. Water quality in the Yellowstone River Basin, Wyoming, Montana, and North Dakota, 1999-2001 / by David A. Peterson [and five others]. U.S. Geological Survey circular ; 1234., U.S. Geological Survey Circular ; 1234 Peterson, David A. (David Allen), 1955- [Browse] Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2004. Book Online Marcive GPO Government Documents Bookmark
49. Evolving issues and practices in managing ground-water resources : case studies on the role of science / by Devin L. Galloway [and four others]. U.S. Geological Survey circular ; 1247. Galloway, Devin L. [Browse] Reston, Va. : U.S. Department of the Interior, U.S. Geological Survey, 2003. Book Online Marcive GPO Government Documents Bookmark
50. Geologic studies of mercury by the U.S. Geological Survey / edited by John E. Gray. U.S. Geological Survey circular ; 1248. Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2003. Book Online Marcive GPO Government Documents Bookmark
51. Large floods in the United States : where they happen and why / Jim E. O'Connor and John E. Costa. U.S. Geological Survey circular ; 1245. O'Connor, Jim E., 1959- [Browse] [Portland, Or.?] : U.S. Dept. of the Interior, U.S. Geological Survey, 2003. Book Online Marcive GPO Government Documents Bookmark
52. Lewis and Clark's observations and measurements of geomorphology and hydrology, and changes with time / John A. Moody, Robert H. Meade, David R. Jones. U.S. Geological Survey circular ; 1246. Moody, John A. (John Alexander), 1944- [Browse] Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2003. Book Online Marcive GPO Government Documents Bookmark
53. Sustainable growth in America's heartland : 3-D geologic maps as the foundation / by the Central Great Lakes Geologic Mapping Coalition. U.S. Geological Survey circular ; 1190. Central Great Lakes Geologic Mapping Coalition [Browse] [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 2003.[Washington, D.C.] : United States Government Printing Office, [2003] Book Online Marcive GPO Government Documents Bookmark
54. Assessing ground-water vulnerability to contamination : providing scientifically defensible information for decision makers / by Michael J. Focazio [and three others]. U.S. Geological Survey circular ; 1224. Focazio, Michael J. [Browse] Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2002. Book Bookmark
55. Ground-water resources of the Middle Rio Grande Basin, New Mexico / by James R. Bartolino and James C. Cole. U.S. Geological Survey circular ; 1222. Bartolino, James R. [Browse] Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002. Book Online Marcive GPO Government Documents Bookmark
56. Proceedings of the Federal Interagency Workshop on Turbidity and Other Sediment Surrogates, April 30-May 2, 2002, Reno, Nevada / edited by John R. Gray and G. Douglas Glysson ; sponsored by the Federal Interagency Subcommittee on Sedimentation. U.S. Geological Survey circular ; 1250. Federal Interagency Workshop on Turbidity and Other Sediment Surrogates (2002 : Reno, Nev.) [Browse] Reston, Va. : U.S. Geological Survey, 2003. Book Online Marcive GPO Government Documents Bookmark
57. The U.S. Geological Survey and the Chesapeake Bay : the role of science in environmental restoration / edited by Scott W. Phillips. U.S. Geological Survey circular ; 1220. Reston, Va. : U.S. Department of the Interior, U.S. Geological Survey, 2001.Washington, D.C. : Government Printing Office, 2002. Book Online Marcive GPO Government Documents Bookmark
58. Water quality in the Connecticut, Housatonic, and Thames River basins, Connecticut, Massachusetts, New Hampshire, New York, and Vermont, 1992-95 / by S.P. Garabedian [and four others]. U.S. Geological Survey circular ; 1155. Garabedian, Stephen P. [Browse] [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 2001. Book Online Marcive GPO Government Documents Bookmark
59. Dams and rivers : a primer on the downstream effects of dams / by Michael Collier, Robert H. Webb, and John C. Schmidt. U.S. Geological Survey circular ; 1126. Collier, Michael, 1950- [Browse] [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 2000. Book Online Marcive GPO Government Documents Bookmark
60. The human factor in mining reclamation / by Belinda F. Arbogast, Daniel H. Knepper, Jr., and William H. Langer. U.S. Geological Survey circular ; 1191. Arbogast, B. F. (Belinda F.) [Browse] [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 2000. Book Online Marcive GPO Government Documents Bookmark