Geology and ore deposits of the La Plata district, Colorado /
| Main Author: | |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Govt. Print. Off,
1949.
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| Series: | Professional paper (Geological Survey (U.S.)) ;
219. |
| Subjects: |
| Item Description: | Part of illustrative matter folded in pocket. |
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| Physical Description: | vii, 179 pages : illustrations, maps. ; 29 cm. |
| Bibliography: | Bibliographical footnotes. |