1. Plan to evaluate the effects of hydrogeologic conditions and human activities on water quality in the coastal plain of New York and New Jersey Author/Creator: Vowinkel, Eric F., author Publication/Creation: West Trenton, New Jersey : U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading
2. Predevelopment hydrology of the Gila River Indian Reservation, south-central Arizona Author/Creator: Thomsen, B. W., 1926- author Publication/Creation: Tucson, Arizona : U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading
3. Predevelopment hydrology of the Salt River Indian Reservation, East Salt River Valley, Arizona Author/Creator: Thomsen, B. W., 1926- author Publication/Creation: Tucson, Arizona : U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading
4. Preliminary geologic and hydrologic evaluation of a small watershed near Plains, Georgia Author/Creator: Hicks, D. W., author Publication/Creation: Doraville, Georgia : U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading