Bouguer gravity map of Nevada, Tonopah sheet, by D.L. Healey, D.B. Snyder, and R.R. Wahl, 1981.

Gravity map of the Tonopah 1- by 2-degree Quadrangle at 5-milligal intervals, showing gravity stations, and generalized geology in six units; on topographic base with township and range grid; text describes geologic units, sources of gravity data, and sources of generalized geology; references.

Prepared in cooperation with the USGS and the U.S. Department of Energy.

Map 73, 1:250,000, 22x36", two color, $4.00