| Outline map of Washoe District, Nevada. showing comstock lode, locations of mineral claims, shafts, mills, mining towns, etc | Washoe (Estados Unidos) (Distrito). Mapas topográficos. 1879.
Escala [ca. 1:24.000] | Symons, T. W. / Geographical Survey. Estados Unidos / Kompf, F. / Karl, Anton / Wheeler, George M. / Humphreys, A. A. |  |
