1. Flood of April-May 1979 in Red River of the North basin, North Dakota and Minnesota Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: St. Paul, Minnesota : United States Department of the Interior,Geological Survey, 1980 Resource Type: Map Access & Availability: Loading
2. Flood-prone areas in the San Francisco Bay region, California Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Menlo Park, California : Department of the Interior, United States Geological Survey, 1973 Resource Type: Map Access & Availability: Loading