Title
Precambrian to earliest Mississippian stratigraphy, geologic history, and paleogeography of northwestern Colorado and west-central Colorado : a multidisciplinary approach to research studies of sedimentary rocks and their constituents and the evolution of sedimentary basins, both ancient and modern / by James M. Soule : prepared in cooperation with the Colorado Geological Survey.
Published
[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey : Denver, CO : For sale by Book and Open-File Report Sales, 1992.