From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). 

A picture of the commencement ceremony at the University of Nevada, Las Vegas. Pictured here are Mahlon Brown (left) and Brock Dixon (right).

Written on the slide: "On 26-Ly-23 site at Wadsworth, Nevada. Looking west. Peggy Wheat."

Written on the slide: "Inside Pintwater Cave. Clark Co., Nevada. H. C. Smith, Dr Willard Libby."

At top of map:'Department of the Interior, U.S. Geological Survey. Prepared in cooperation with the Clark County Department of Comprehensive Planning. Water supply paper 2320-A, plate 1.' At bottom of map: ' Base from U.S. Geological Survey, 1:100,000, Boulder City, Ariz.-Nev., Las Vegas, Nev.-Calif., Mesquite Lake, Nev.-Calif., 1978; Lake Mead, Nev.-Ariz., 1979. Geology from Malmberg (1965); Longwell and others (1965); Haynes (1967); Bingler (1977); Bell and Smith (1980); Bell (1981); Matti and Bachhuber (1982); and Matti and Morton (1982a, b); modified by R. W. Plume, 1981.' Shows township and range lines. Scale 1:100,000 (W 115°30´--W 115°00´/N 36°30´--N 36°00´). Series: U.S. Geological Survey water-supply paper
2320-A. Originally published as plate 1 of Ground-water conditions in Las Vegas Valley, Clark County, Nevada. Part I. Hydrogeologic framework / by Russell W. Plume, published by the U.S. Geological Survey in 1989 as Water-supply paper 2320-A.