'Exhibit A'. 'Approved Jan. 26, 1918.' Includes discharge figures and plans for improvements to springs for the municipal water system including diagrams of spillway openings, etc. Scale [ca. 1:1200] 1 in.=100 feet -- Scale [ca. 1:120] 1 in.=10 feet -- Scale [ca. 1:240] 1 in.=20 feet -- Scale [ca. 1:24] 1 in.=2 feet -- Scale [ca. 1:2400] 1 in.=200 feet. Vertical scale [ca. 1:48] 1 in.=4 feet -- Scale [ca. 1:12] 1 in.=1 foot.

'Exhibit A'. 'Approved Sept. 21, 1916.' 'W.E.J.'"--Lower left corner. 'L-44-50 to 61. T-75 - 17 & 46'--Upper left corner. Includes discharge figures and plans for improvements to springs Scale [ca. 1:240]. 1 in. to 20 feet. -- Scale [ca. 1:2,400]. 1 in. to 200 ft. Vertical scale [ca. 1:48]. 1 in. to 4 feet. -- Scale [ca. 1:4,800]. 1 in. to 100 feet. Library's copy has "Proposed layout" written on it in pencil near lower center and other markings in red. Contents: Detail at springs -- Profile -- Alignment.

Color; 60 x 55 cm. on sheet 64 x 96 cm. At top left of map: Map of greater Las Vegas. Includes index.

'Edition of Mar. 1908.' 'E.M. Douglas, geographer in charge; Topography and triangulation by R.H. Chapman, B.D. Stewart, J.E. Blackburn, and D.F.C. Moor. Surveyed in 1906-1907.' Scale 1:250,000 (W 116°00--W 115°00/N 37°00--N 36°00). Relief shown by contours and spot heights. Title in lower-right corner: Las Vegas. Contour interval 100 feet. Datum is mean sea level. "Topography"--Center of top margin. Text about the Topographic Maps of the United States series and symbols used on map on verso. U.S. Geological Survey