Title: Geohydrology and water resources of the Papago farms-great plain area, Papago Indian Reservation, Arizona, and the upper Rio Sonoyta area, Sonora, Mexico
Subjects: Groundwater, Water-supply
Places: Arizona, Mexico, Papago Indian Reservation, Sonora (State), Sonoyta River Region (Mexico and Ariz.), Tohono O'Odham Indian Reservation