New Mexico (Hidalgo County), Lordsburg quadrangle /
Geological Survey (U.S.)
Fisher, C. R.
Lunde, S. G.
[Washington, D.C.] : The Survey,
[1936]
Relief shown by contours and spot heights.
Contour interval 25 feet. Datum is mean sea level.
"Surveyed in 1932."
Map centered on the Pyramid Mountain range.
"Virginia Mining District [scale 1:24,000 centered on the town of Valedon, New Mexico] surveyed in 1931 in cooperation with the New Mexico Bureau of Mines and Mineral Resources."