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Bibliography and index of Colorado geology, 1875 to 1975
American Geological Institute.
1976
Colorado Geological Survey
Denver, Colo.
Geology
Colorado
Bibliography
1 online resource (xiv, 448 p.) : maps.
eng
Bulletin (Colorado Geological Survey)
NR7.3/37/INTERNET
http://hdl.handle.net/10176/co:10859
795932081
2012-07-13T23:50:25.827Z