From the Morgan Sweeney Photograph Collection (PH-00228). Water Treatment Plant Wash Water Tank for new installation in December 1950. Tank steel 50,000 gallon capacity – dimension 12’0” diameter, 60’0”long. DWG – No. 45-301-4143 = $6,059.00.
Relief shown by contour lines and spot heights. Includes inset location map of the Water District. Shows township and range grid. Boundary of Las Vegas Valley Water District marked in dark blue. 'Cole '57' in lower left corner. Scale [ca. 1:72,000. 1 in. to approx. 6,000 ft.]