Reconnaissance geologic map of parts of the Zapata Ranch and Mosca Pass quadrangles, Alamosa and Huerfano counties, Colorado / Department of the Interior, U.S. Geological Survey ; by Robert M. Bruce and Bruce R. Johnson
Series Titles:
Miscellaneous field studies ; map MF-2168 Miscellaneous field studies ; map MF-2168.
Related/Included Titles:
Zapata Ranch and Mosca Pass quadrangles, Alamosa and Huerfano counties, Colorado, reconnaissance geologic map.
Variant Titles:
Zapata Ranch and Mosca Pass quadrangles, Alamosa and Huerfano counties, Colorado, reconnaissance geologic map