TY - RPRT TI - Landslide susceptibility map of part of the Mars 7-1/2' quadrangle, Allegheny County and vicinity, Pennsylvania AU - John S. Pomeroy PY - 1974 DO - 10.3133/ofr74114 UR - https://pubs.usgs.gov/publication/ofr74114 ID - ofr74114 ER -