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Regional potential of selected Paleozoic carbonate units in the northern midcontinent for undiscovered Mississippi Valley-type deposits / by Walden P. Pratt ; prepared in cooperation with the geological surveys of Arkansas ... [et al.]. (Strategic and critical minerals in the midcontinent region, United States ; ch. G) (U.S. Geological Survey bulletin ; 1989)

Regional potential of selected Paleozoic carbonate units in the northern midcontinent for undiscovered Mississippi Valley-type deposits / by Walden P. Pratt ; prepared in cooperation with the geological surveys of Arkansas ... [et al.]. (Strategic and critical minerals in the midcontinent region, United States ; ch. G) (U.S. Geological Survey bulletin ; 1989)
紙図書
U.S. G.P.O.1995.<ME463-A141>
国立国会図書館
  • 著者標目Pratt, Walden P.

The midcontinent strategic and critical minerals project -- : summary and background information to accompany folio of maps of the northern midcontinent area, latitude 360-460 N. and longitude 880-1000 W. / by Walden P. Pratt ; prepared in cooperation with the geological surveys of Arkansas, Illinois, Iowa, Kansas, Kentucky, Minnesota, Missouri, Nebraska, Oklahoma, South Dakota, Tennessee, and Wisconsin. (U.S. Geological Survey circular ; 1124)

The midcontinent strategic and critical minerals project -- : summary and background information to accompany folio of maps of the northern midcontinent area, latitude 360-460 N. and longitude 880-1000 W. / by Walden P. Pratt ; prepared in cooperation with the geological surveys of Arkansas, Illinois, Iowa, Kansas, Kentucky, Minnesota, Missouri, Nebraska, Oklahoma, South Dakota, Tennessee, and Wisconsin. (U.S. Geological Survey circular ; 1124)
紙図書
U.S. G.P.O.1995.<ME463-A144>
国立国会図書館
  • 著者標目Pratt, Walden P. Geological Survey (U.S.)

The conterminous United States mineral-resource assessment program : background information to accompany folio of geologic and mineral-resource maps of the Rolla 1° x 2° quadrangle, Missouri / by Walden P. Pratt ; prepared in cooperation with the Missouri Department of Natural Resources, Division of Geology and Land Survey (U.S. Geological Survey circular ; 1068)

The conterminous United States mineral-resource assessment program : background information to accompany folio of geologic and mineral-resource maps of the Rolla 1° x 2° quadrangle, Missouri / by Walden P. Pratt ; prepared in cooperation with the Missouri Department of Natural Resources, Division of Geology and Land Survey (U.S. Geological Survey circular ; 1068)
マイクロ図書
1991<YCA-I 19.4/2:1068>
国立国会図書館
  • 著者標目Pratt, Walden P Missouri. Division of Geology...

The midcontinent of the United States--permissive terrane for an Olympic-Dam type deposit : Midcontinent Strategic and Critical Minerals Project 1988 Workshop report / edited by Walden P. Pratt and P.K. Sims (U.S. Geological Survey bulletin ; 1932)

The midcontinent of the United States--permissive terrane for an Olympic-Dam type deposit : Midcontinent Strategic and Critical Minerals Project 1988 Workshop report / edited by Walden P. Pratt and P.K. Sims (U.S. Geological Survey bulletin ; 1932)
マイクロ図書
1991<YCA-I 19.3:1932>
国立国会図書館
  • 著者標目...Denver, Colo.) Pratt, Walden P Sims, P. K. (Paul Kibler) , 1...

United States mineral resources

United States mineral resources
紙図書
Donald A. Brobst and Walden P. Pratt, editorsU.S. G.P.O.1973
全国の図書館
  • 著者標目Brobst, Donald Albert Pratt, Walden P.

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