41. Annual report on Alaska's mineral resources / U.S. Geological Survey. Geological Survey circular, U.S. Geological Survey circular [Reston, Virginia] : United States Department of the Interior, Geological Survey, 1982- Journal Online
42. Antimony recycling in the United States in 2000 / by James F. Carlin, Jr. U.S. Geological Survey circular ; 1196-Q., Flow studies for recycling metal commodities in the United States, U.S. Geological Survey circular ; 1196-Q Carlin, James F. Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006. Book Online
43. Antimony recycling in the United States in 2000 [electronic resource] / by James F. Carlin, Jr. U.S. Geological Survey circular ; 1196-Q, Flow studies for recycling metal commodities in the United States Carlin, James F. Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006. Book Online
44. Appalachian Basin Symposium : program and extended abstracts / Arthur P. Schultz, editor and basin coordinator. U.S. Geological Survey circular ; 1028. Appalachian Basin Symposium (1988 : Reston, Va.) [Reston, Virginia] : Department of the Interior, U.S. Geological Survey, 1989.[Washington, D.C.] : United States Government Printing Office, 1989. Book Online
45. Appalachian Basin Symposium : program and extended abstracts / Arthur P. Schultz, editor and basin coordinator. U.S. Geological Survey circular ; 1028 Appalachian Basin Symposium (1988 : Reston, Va.) [Reston, Virginia] : Department of the Interior, U.S. Geological Survey, 1989.[Washington, D.C.] : United States Government Printing Office, 1989. Book Online
46. Applicability of ambient toxicity testing to national or regional water-quality assessment / by John F. Elder. U.S. Geological Survey circular ; 1049. Elder, John F., 1942- [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 1990.[Washington, D.C.] : United States Government Printing Office, 1989. Book Online
47. Applicability of ambient toxicity testing to national or regional water-quality assessment / by John F. Elder. U.S. Geological Survey circular ; 1049 Elder, John F. [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 1990.[Washington, D.C.] : United States Government Printing Office, 1989. Book Online
48. APSAS, an Automated Particle Size Analysis System / by L.J. Poppe, A.H. Eliason, and J.J. Fredericks. U.S. Geological Survey circular ; 963. Poppe, Lawrence J. [Reston, Virginia] : Department of the Interior, U.S. Geological Survey, 1985. Book Online
49. APSAS, an Automated Particle Size Analysis System / by L.J. Poppe, A.H. Eliason, and J.J. Fredericks. U.S. Geological Survey circular ; 963 Poppe, Lawrence J. [Reston, Virginia] : Department of the Interior, U.S. Geological Survey, 1985. Book Online
50. Archaeology and public perception of a transscientific problem : disposal of toxic wastes in the unsaturated zone / by Isaac J. Winograd. U.S. Geological Survey circular ; 990. Winograd, Isaac J. (Isaac Judah), 1931- [Reston, Virginia] : Department of the Interior, U.S. Geological Survey, 1986. Book Online
51. Archaeology and public perception of a transscientific problem : disposal of toxic wastes in the unsaturated zone / by Isaac J. Winograd. U.S. Geological Survey circular ; 990 Winograd, Isaac J. (Isaac Judah), 1931- [Reston, Virginia] : Department of the Interior, U.S. Geological Survey, 1986. Book Online
52. Areas susceptible to irrigation-induced selenium contamination of water and biota in the western United States / by Ralph L. Seiler, Joseph P. Skorupa, and Lorri A. Peltz. U.S. Geological Survey circular ; 1180., U.S. Geological Survey Circular ; 1180 Seiler, R. L. [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 1999.[Washington, D.C.] : U.S. Government Printing Office, 1999. Book Online
53. Areas susceptible to irrigation-induced selenium contamination of water and biota in the western United States / by Ralph L. Seiler, Joseph P. Skorupa, and Lorri A. Peltz. U.S. Geological Survey Circular ; 1180 Seiler, R. L. [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 1999.[Washington, D.C.] : U.S. Government Printing Office, 1999. Book Online
54. Are fertilizers and pesticides in the ground water? : a case study of the Delmarva Peninsula, Delaware, Maryland, and Virginia / by Pixie A. Hamilton and Robert J. Shedlock. U.S. Geological Survey circular ; 1080., U.S. Geological Survey circular. Public issues in earth science, Public issues in earth science Hamilton, Pixie A. [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 1992.[Washington, D.C.] : United States Government Printing Office, 1992. Book Online
55. Are fertilizers and pesticides in the ground water? : a case study of the Delmarva Peninsula, Delaware, Maryland, and Virginia / by Pixie A. Hamilton and Robert J. Shedlock. U.S. Geological Survey circular ; 1080, Public issues in earth science Hamilton, Pixie A. [Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 1992.[Washington, D.C.] : United States Government Printing Office, 1992. Book Online
56. Arizona mineral-resource data : information available through the U.S. Geological Survey Mineral Resource Data System / by Jocelyn A. Peterson. U.S. Geological Survey circular ; 931. Peterson, Jocelyn A. [Reston, Virginia] : Department of the Interior, U.S. Geological Survey, 1984. Book Online
57. Arizona mineral-resource data : information available through the U.S. Geological Survey Mineral Resource Data System / by Jocelyn A. Peterson. U.S. Geological Survey circular ; 931 Peterson, Jocelyn A. [Reston, Virginia] : Department of the Interior, U.S. Geological Survey, 1984. Book Online
58. 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. Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2002. Book Online
59. 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. Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2002. Book Online
60. Assessing hazards and risks at the Department of the Interior, a workshop report / by Nathan Wood [and eight others]. U.S. Geological Survey circular ; 1453. Wood, Nathan Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2019. Book Online