TY - BOOK ID - 138598221 TI - Environmental geology of the Front Range Urban Corridor and vicinity, Colorado AU - Hansen, Wallace R. AU - Crosby, Eleanor J. PY - 1982 PB - Washington (D.C.): US. Government printing office DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:138598221 AB - ER -