01016cam a22002771i 4500 gs 27000235 DLC 20260227111331.0 790221s1927 dcuad f001 0 eng gs 27000235 (OCoLC)4678106 DLC CoU-DA DLC QE75 .P9 no. 149 QE79 .L35 I 19.16:149 Lee, Willis T. (Willis Thomas), 1864-1926. Correlation of geologic formations between east-central Colorado, central Wyoming and southern Montana / Willis T. Lee. Washington : Gov't. Print. Off., c1927. v, 80 p. : 35 plates (part fold., incl. illus., diagrs.) maps ; 29 cm. Geological Survey (U.S.). Professional paper - United States Geological Survey ; no. 149 At head of title: Department of the Interior. Bibliography: p.3-4. Geology Colorado. Geology Wyoming. Geology Montana. 26569 26569