Precambrian geology of the Needle Mountains, Southwestern Colorado
By: by Fred Barker.
Contributors: Geological Survey (U.S.)
Series: U.S. Geological Survey professional paper -- 644-A; Shorter contributions to general geology
Publisher: U.S. Government Printing Office
Published: 1969
Place of publication: Washington, DC
Language: eng
Number of pages: 35
Subjects: Geology, Stratigraphic -- Precambrian.; Geology -- Colorado -- Needle Mountains.
Notes: Bibliogr.

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