TY - RPRT TI - Flood-prone areas of coastal San Mateo County, California, including Half Moon Bay, San Gregorio, La Honda, Pigeon Point, and Franklin Point 7 1/2-minute quadrangles AU - U.S. Geological Survey PY - 1971 DO - 10.3133/70210297 UR - https://pubs.usgs.gov/publication/70210297 ID - 70210297 ER -