The KLVX Steamboats on the Colorado Records consist of documents related to the production of Las Vegas' channel 10's (KLVX) Steamboats on the Colorado documentary between 1974 and 1976. The collection is comprised of correspondence, promotional materials, scripts, a treatment, a grant application, maps of the Colorado River from 1852 and other materials used as research for the documentary.
The James Cashman Sr. Photograph Collection (approximately 1905 to 1975) consists of black-and-white photographic prints, negatives, slides, and albums as well as a glass plate negative. The photographs depict four major subjects: Cashman's family, friends, and associates; Cashman's businesses; the Hoover Dam and Colorado River; and various locations across Nevada.
The United States National Park Service Photograph Collection is comprised of black-and-white photographic prints and negatives from approximately 1925 to 1950. Images include construction and remediation projects in Boulder City, Nevada; including Hoover Dam, Lake Mead, and the surrounding recreation area. Also included are images of the Lost City Museum in Overton, Nevada and Fort Churchill in Lyon County, Nevada; construction of tourist facilities at the Valley of Fire in southern Nevada; and landscapes taken along the Colorado River in Arizona and Utah.