1998. 2002-06-01T04:00:00Z. 2005-02-18T21:45:32Z. Geological Survey (U.S.). The Survey ; Information Services [distributor]. English. Public. Colorado and Utah. Jurassic.
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1992. 2002-06-01T04:00:00Z. 2016-07-20T21:24:08Z. Geological Survey (U.S.). U.S. Geological Survey ; For sale by Map Distribution. English. cartographic image. Public. Colorado, Ouray Region, and Black Canyon of the Gunnison National Monument Region. Jurassic.
1991. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Powder River Watershed (Wyo. and Mont.) and Morrison Formation. Jurassic.
1989. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Colorado, Montrose County, and San Miguel County. Jurassic.
1989. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. Utah, Arizona, New Mexico, and Wanakah Formation. Jurassic.
1996. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by U.S.G.S. Information Services. English. Public. Powder River Watershed (Wyo. and Mont.). Cretaceous, Jurassic, Pennsylvanian, Permian, and Triassic.
