TY - RPRT TI - Preliminary map of landslide deposits, Durango 1° by 2° quadrangle, Colorado AU - Roger B. Colton AU - Jeffrey A. Holligan AU - Larry W. Anderson PY - 1975 DO - 10.3133/mf703 UR - https://pubs.usgs.gov/publication/mf703 ID - mf703 ER -