Geologic quadrangle maps of United States. Mount Tobin quadrangle, Nev., lat. 40°-40°30′, long. 117°30′-118°, geologic map [with text]; by S. W. Muller, H. G. Ferguson and Ralph J. Roberts, Topography by R. C. Seitzand W. G. Carson, surveyed in 1931-32, mapped in 1939-41 and in 1945 and 1947, geologic cartography by Ellen B. Bennett. Scale 1 m.=0.5 in., scale 1:125,000, contour interval 100 ft.

Tools