From Union Pacific Railroad Collection (MS-00397). The scales are noted in the drawing. Near the bottom, the drawing says, "Gilbert Stanley Underwood & Co. Architects & Engineers. Sections. File No. [15684-F?]. Sheet No. [6?]. Job No. 399. Date 8-10-27. A Club House For The Union Pacific System, Caliente, Nevada."
Wide view looking towards Railroad Pass. Note on back: ""Photo taken from present location of Henderson. Photo shows major snowstorm, probably 1931. RR Pass to far left of photo. - W.A. Davis.""