Exploration for oil and gas in northwestern Colorado /

Colorado geology /
Published: (1980)

Guide to the geology of Colorado /
Published: (1960)

Roadside geology of Colorado /
by: Chronic, Halka
Published: (1980)

Colorado measured sections : a symposium /
Published: (1957)

Geological road logs of Colorado /
Published: (1960)

On the arable and pasture lands of Colorado ...
by: Gannett, Henry, 1846-1914
Published: (1878)

Studies in Colorado field geology /
Published: (1976)

Colorado and adjacent areas /
Published: (1999)

Mineral deposits and geology of central Colorado : Red Rocks Park to Cripple Creek, Colorado, July 2-8, 1989 /
Published: (1989)

Geology and natural resources of Colorado /
by: George, Russell D., 1866-
Published: (1927)

Previously unpublished expedition sketches by Henry W. Elliott united with the Preliminary field report of the U.S. Geological Survey of Colorado and New Mexico, 1869, by F.V. Hayden : digital archives /
Published: (2003)

Nature as sculptor : a geologic interpretation of western scenery /
by: Pearl, Richard M. (Richard Maxwell), 1913-1980
Published: (1956)

Bulletin.
Published: (1910)

Report ...
Published: (1909)

Roaring Fork and Crystal Valleys : an environmental and engineering geology study : Eagle, Garfield, Gunnison, and Pitkin Counties, Colorado /
by: Olander, Harvey C.
Published: (1974)

Exploring rocks, minerals, fossils in Colorado /
by: Pearl, Richard M. (Richard Maxwell), 1913-1980
Published: (1969)

Sedimentology and paleogeographic significance of six fluvial sandstone bodies in the Maroon Formation, Eagle Basin, northwest Colorado /
by: Johnson, Samuel Y.
Published: (1987)

Burial and thermal history of the Paradox Basin, Utah and Colorado, and petroleum potential of the middle Pennsylvanian Paradox Formation.
by: Nuccio, Vito F.
Published: (1996)

Stratigraphy and petroleum potential of Dakota group, North Park, Laramie, and northwest Denver basins, Wyoming and Colorado /
by: Cronoble, James M.
Published: (1977)

Guide book, 1954 field conference.
Published: (1954)

Variations in vitrinite reflectance values for the Upper Cretaceous Mesaverde Formation, Southeastern Piceance Basin, northwestern Colorado : implications for burial history and potential hydrocarbon generation /
by: Nuccio, Vito F.
Published: (1989)

The Frontier Formation and associated rocks of northeastern Utah and northwestern Colorado /
by: Molenaar, C. M.
Published: (1990)

Subsurface cross sections of Colorado : special publication no. 2 /
Published: (1970)

Sedimentology and depositional history of the Upper Triassic Chinle Formation in the Uinta, Piceance, and Eagle basins, northwestern Colorado and northeastern Utah /
by: Dubiel, Russell F.
Published: (1992)

Paleozoic formations of the Mosquito Range, Colorado /
by: Johnson, J. Harlan (Jesse Harlan), 1892-1974
Published: (1934)

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: Soule, James M.
Published: (1992)

Stratigraphy of Slick Rock district and vicinity, San Miguel and Dolores Counties, Colorado /
by: Shawe, Daniel R., 1925-
Published: (1968)

Stratigraphy and petroleum potential of Trout Creek and Twentymile Sandstones (Upper Cretaceous), Sand Wash Basin, Colorado /
by: Siepman, Bret R.
Published: (1985)

Physiography and quaternary geology of the San Juan Mountains, Colorado /
by: Atwood, Wallace Walter, 1872-1949
Published: (1932)

Late Cenozoic evaporite tectonism and volcanism in west-central Colorado /
Published: (2002)

The Devonian system of west central Colorado /
by: Campbell, John A. (John Arthur), 1930-
Published: (1966)

Rock units of the Precambrian basement in Colorado /
by: Tweto, Ogden, 1912-1983
Published: (1987)

A resume of the Paleozoic stratigraphy of Colorado /
by: Johnson, J. Harlan (Jesse Harlan), 1892-1974
Published: (1945)

Hydrogeology of Jurassic and Triassic wetlands in the Colorado Plateau and the origin of tabular sandstone uranium deposits /
by: Sanford, Richard F.
Published: (1994)

Nomenclature of Precambrian rocks in Colorado /
by: Tweto, Ogden, 1912-1983

Symposium on Pennsylvanian rocks of Colorado and adjacent areas.
Published: (1958)