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Geologic map of the Dugout Creek quadrangle, Richland and Roosevelt Counties, Montana
Dugout Creek quadrangle, Richland and Roosevelt Counties, Montana
Geologic map of the Dugout Creek quadrangle, Montana
1 map ; 58 x 39 cm., folded in envelope 25 x 32 cm.
Roger B. Colton ; Department of the Interior, United States Geological Survey.
Relief shown by contours and spot heights.
Miscellaneous field studies ; map MF-1113