Maps. Montana. Map of areal and structural geology of T. 36N., R. 3W., Toole County, Mont., showing Thorpe pool and north end of West Kevin district, Kevin-Sunburst oil field; geology by C. E. Erdmann and J. T. Gist 1944, J. W. Nordquist 1946. Scale 1 m.= 1 in., contour interval 20 ft. n. p.

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