Unidentified group of people standing in front of a house. Woman holding a bicycle may be Jessie Breese Swartwood; woman at the right may be Leon H. Rockwell's grandmother Rockwell.
'United States Department of the Interior, Geological Survey. Professional paper 712-C, plate 3.' 'Prepared on behalf of the Atomic Energy Commission.' 'Base from U.S. Geological Survey Caliente, Death Valley, Goldfield, and Las Vegas, 1954.' 'Hydrochemistry by I. J. Winograd, 1965.' 'Interior--Geological Survey, Reston, Virginia--1975.' Relief shown by contours. Contour interval 200 feet. Shows township and range lines. Scale 1:250,000 (W 117°--W 115°/N 38°--N 36°). Series: Professional paper (Geological Survey (U.S.))712-C. Issued as plate 3 from U.S. Geological Survey professional paper 712-C, Hydrogeologic and hydrochemical framework, south-central Great Basin, Nevada-California, with special reference to the Nevada Test Site, by I.J. Winograd, and William Thordarson, published in 1975 by the U.S. Geological Survey.
The Charles S. Sprague and Benjamin Gill Papers on Nevada Mining (1904-1925) are comprised of various records from the mining companies owned and operated by businessmen Charles S. Sprague and Benjamin Gill who were active in the central Nevada boomtowns of Goldfield and Tonopah in the early twentieth century. Documents include correspondence, receipts and invoices, detailed records and copies of government legislative bills relating to the mining industry, and other business correspondence. Sprague's collection consists of his mining business correspondence dating from 1906 to 1925. Gill's papers are comprised of his business correspondence from 1916 to 1922.
'U.S. Geological Survey, George Otis Smith, Director.' 'R.U. Goode, Geographer in charge. Triangulation by U.S. Coast and Geodetic Survey. Topography by W.J. Peters. Surveyed in 1902-1903.' 'Edition of Mar. 1904, reprinted Apr. 1910.' Oriented with north toward the upper left. Relief shown by contours and hachures. Scale 1:12,000 (W 117°14´--W 117°12´/N 38°05´--N 38°03´)