Seismic refraction studies Tonopah area, by John W. Erwin, 1980.

Presents the results and interpretation of seismic-refraction surveys and possible correlation with previous gravity work conducted in Montezuma Valley, west of Tonopah; references.

For gravity studies of the Tonopah area see M36, M73, and R38; geology of the area is discussed in B92.

Report 35, 9 pages, 11x8.5", 6 b /w drawings, $1.00