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The Jurassic Wanakah and Morrison formations in the Telluride-Ouray-western Black Canyon area of southern Colorado : revision of the Wanakah Formation and basal Morrison Formation in part of the Black Canyon of the Gunnison River /
by O'Sullivan, Robert Brett, 1923-
Washington : Denver, CO : U.S. G.P.O. ; For sale by the Book and Open-File Report Sales, U.S. Geological Survey, 1992

Government Document Book
7
Principal unconformities in Triassic and Jurassic rocks, western interior United States : a preliminary survey /
by Pipiringos, G. N. (George Nicholas), 1918-
[Reston, Va.] : Washington : Dept. of the Interior, Geological Survey ; for sale by the Supt. of Docs. U.S. Govt. Print. Off., 1978

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Book
8
The base of the Upper Jurassic Morrison Formation in east-central Utah : a review of the first description of the base of the Morrison Formation in east-central Utah and some later modifications /
by O'Sullivan, Robert Brett, 1923-
Washington, D.C. : Alexandria, VA : U.S. G.P.O. ; For sale by the Branch Distribution, U.S. Geological Survey, 1985

Government Document Book
9
The Jurassic Wanakah and Morrison formations in the Telluride-Ouray-western Black Canyon area of southern Colorado : revision of the Wanakah Formation and basal Morrison Formation in part of the Black Canyon of the Gunnison River /
by O'Sullivan, Robert Brett, 1923-
Washington : Denver, CO : U.S. G.P.O. ; For sale by the Book and Open-File Report Sales, U.S. Geological Survey, 1992

Government Document Book
10
Marine trace fossils in the Upper Jurassic Bluff Sandstone, southeastern Utah /
by O'Sullivan, Robert Brett, 1923-, Maberry, John O., 1935-
Washington : U.S. Govt. Print. Off., 1975

Government Document Book
11
The base of the Upper Jurassic Morrison Formation in east-central Utah /
by O'Sullivan, Robert Brett, 1923-
[Reston, Va.?] : Alexandria, VA : U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by the Branch of Distribution, USGS, 1985

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Book
12
The Jurassic Wanakah and Morrison formations in the Telluride-Ouray-western Black Canyon area of southwestern Colorado /
by O'Sullivan, Robert Brett, 1923-
[Reston, Va.?] : Denver, CO : U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by the Book and Open-File Report Sales, 1992

This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document Book
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