Bibliography of Colorado geology and mining
By: with subject index from the earliest explorations to 1912, by Olive M. Jones.
Series: Colorado.  State geological survey.  Bulletin 7; Bulletin (Colorado Geological Survey) -- 7.
Publisher: The Smith-Brooks printing company
Published: 1914
Place of publication: Denver, Col
Language: eng
Number of pages: 493
Subjects: Geology -- Colorado -- Bibliography.; Mines and mineral resources -- Colorado -- Bibliography.