U.S. Geological Survey circular ; 957
1987
1
U.S. Geological Survey circular ; 963 : Poppe, Lawrence J.
1985
1
U.S. Geological Survey circular ; 964 : Robertson, J. K.
1985
1
U.S. Geological Survey circular ; 966 : Sherlock, Maureen G.
1985
1
U.S. Geological Survey circular ; 969 : Sediment Chemistry Workshop
1988
1
U.S. Geological Survey circular ; 973 : Fischer, John N.
1986
1
U.S. Geological Survey circular ; 977 : Robinove, Charles Joseph,
1986
1
U.S. Geological Survey circular ; 979
1986
1
U.S. Geological Survey circular ; 980 : Leesburg Workshop
1986
1
U.S. Geological Survey circular ; 981 : Root, David H.
1987
1
U.S. Geological Survey circular ; 982 : Snyder, John Parr,
1986
1
U.S. Geological Survey circular ; 986
1987
1
U.S. Geological Survey circular ; 987 : Lewis, Mark R.
1987
1
U.S. Geological Survey circular ; 988
1986
1
U.S. Geological Survey circular ; 993
1987
1
U.S. Geological Survey circular ; 994 : Finch, Warren Irvin,
1987
1
U.S. Geological Survey circular ; 1000. : Geological Survey (U.S.).
1990
1
U.S. Geological Survey circular ; 1002
1986
1
U.S. Geological Survey circular ; 1003 : Reinhardt, Juergen,
1987
1
U.S. Geological Survey circular ; 1005 : Cardin, C. William.
1987
1
U.S. Geological Survey circular ; 1006 : Workshop on Development of Mineral, Energy, and Water Resources and Mitigation of Geologic Hazards in Central America
1987
1
U.S. Geological Survey circular ; 1007 : Smith, James A.
1988
1
U.S. Geological Survey circular ; 1010.
1986
1
U.S. Geological Survey circular ; 1013. : Elder, John F.
1988
1
U.S. Geological Survey circular ; 1019 : Mosier, Elwin L.
1988
1
U.S. Geological Survey circular ; 1020
1987
1
U.S. Geological Survey circular ; 1021 : Hirsch, Robert M.
1989
1
U.S. Geological Survey circular ; 1022 : Bartsch-Winkler, S.
1988
1
U.S. Geological Survey circular ; 1029 : Hindall, S. M.
1989
1
U.S. Geological Survey circular ; 1030 : Moss, Marshall E.
1989
1
U.S. Geological Survey circular ; 1031
1989
1
U.S. Geological Survey circular ; 1033 : U.S. Geological Survey Workshop on Environmental Geochemistry
1990
1
U.S. Geological Survey circular ; 1034 : Bedinger, M. S.
1989
1
U.S. Geological Survey circular ; 1036 : Low-Level Radioactive Waste Disposal Workshop
1990
1
U.S. Geological Survey circular ; 1037 : International Geological Correlation Programme.
1989
1
U.S. Geological Survey circular ; 1039 : Peddie, Norman W.
1990
1
U.S. Geological Survey circular ; 1042
1991
1
U.S. Geological Survey circular ; 1043
1990
1
U.S. Geological Survey circular ; 1046
1990
1
U.S. Geological Survey circular ; 1047
1990
1
U.S. Geological Survey circular ; 1049 : Elder, John F.
1990
1
U.S. Geological Survey circular ; 1050 : Rabbitt, Mary C.
1989
1
U.S. Geological Survey circular ; 1052 : Exclusive Economic Zone Symposium on Mapping and Research
1990
1
U.S. Geological Survey circular ; 1055 : Eggleston, Jane R.
1990
1
U.S. Geological Survey circular ; 1058
1991
1
U.S. Geological Survey circular ; 1063
1991
1
U.S. Geological Survey circular ; 1065 : International Symposium on Volcanic Ash and Aviation Safety
1991
1
U.S. Geological Survey circular ; 1066
1990
1
U.S. Geological Survey circular ; 1067 : Shedlock, Kaye M.
1991
1
U.S. Geological Survey circular ; 1068 : Pratt, Walden P.
1991
1
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