TY - BOOK ID - 138792665 TI - Environmental Geology of the Front Range Urban Corridor and Vicinity, Colorado AU - Hansen, Wallace R. AU - Crosby, Eleanor J. PY - 1982 PB - Washington U. S. Geological Survey DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:138792665 AB - ER -