TY - RPRT TI - Environmental geology of the Front Range urban corridor and vicinity, Colorado, with a section on physical properties and performance characteristics of surficial deposits and rock units in the Greater Denver area AU - Wallace R. Hansen AU - Eleanor J. Crosby AU - R. R. Shroba PY - 1982 DO - 10.3133/pp1230 UR - https://pubs.usgs.gov/publication/pp1230 ID - pp1230 ER -