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Twin lakes district of Colorado
Howell, J. V. (Jesse V.)
Colorado Geological Survey.
1919
Colorado Geolgical Survey
Boulder, Colo.
Includes bibliographical references (p. 16-17) and index. Also issued as the author's dissertation, University of Iowa, 1922.
Geology
Colorado
1 online resource (108 p.) : ill., map.
eng
Bulletin (Colorado Geological Survey)
NR7.3/17/INTERNET
http://hdl.handle.net/10176/co:10884
795859880
2012-07-13T23:51:01.175Z