Preliminary Digital Surficial Geologic Map of the Casper 30 x 60 Minute Quadrangle, Natrona and Converse Counties, Wyoming (1998)

Hallberg, L.L., and Case, J.C., 1998, Preliminary digital surficial geologic map of the Casper 30 x 60 minute quadrangle, Natrona and Converse counties, Wyoming: Wyoming State Geological Survey Hazards Section Digital Map 98-3, scale 1:100,000.