Scale [ca. 1:72,000. 1 in.=approx. 6,000 feet] (W 115°10´--W 115°/N 36°20´--N 36´). Shows wells, springs, boundary between valley fill and bedrock, and ground water district boundaries for Las Vegas Metropolitan Area and North Las Vegas. "Figure 1." Nevada. State Engineer
1907 written in red pencil at top of map. 41 x 29 cm. Relief shown by hachures. Copyright held by George S. Clason. Includes index. "Compliments of A.E. Holt, real estate and mines, Bullfrog Mining Dist., Rhyolite, Nevada." Red star indicates location of A.E. Holt company. Shows railroad routes. Library's copy has "1907" printed with brown crayon in upper margin and has four sets of two holes punched in a vertical line along the right third of the map. Original publisher: Clason Map Co..
42 x 29 cm. Relief shown by hachures. Copyright held by George S. Clason. "Compliments of the Patrick Investment Co. ... Denver, Colorado." Includes index. Shows railroad routes. "We have offices, representatives and properties in every camp marked in red on this map." Original publisher: Clason Map Co..
At top of map: 'Compliments of the Forward Mining Development Co.' On left and right margins: 'The Patrick Investment Company, Fiscal Agents.' At bottom of map: '19 Toltec Block, Denver, Colorado.' 'The Williamson-Haffner Co., Denver.' Relief shown by hachures. Properties owned by Patrick Investment Company are marked in red. Shows railroads, roads, and pipelines. Scale [ca. 1:39,000. 1 in. to approx. 3,250 feet].