Scale [ca. 1:144,000. 1 in. to approx. 12,000 ft.] ; 1 map : col. ; 51 x 91 cm ; Relief shown by contours and spot heights ; "Map no. 23800" ; Includes township and range grid ; Includes two profile diagrams, area and capacity curve diagram, Topography of Black Canyon and vicinity map and Colorado River basin map. Inset maps of Black Canyon and vicinity and Colorado River Basin. Inset charts of Boulder Canyon Reservoir Area and Capacity Curves; and, Profile of Colorado River from Bridge Canyon Dam Site, Arizona to Black Canyon Dam Site, Arizona-Nevada. Bureau of Reclamation.
Bill Schafer is an active member of the Las Vegas, Nevada lesbian, gay, bisexual, transgender, and queer (LGBTQ) community. He worked at the Las Vegas Bugle and served as managing editor throughout the 1980s and 1990s. Subsequently, he was also involved with the Las Vegas Night Beat, another LGBTQ publication in Las Vegas, Nevada. He has a female impersonator identity known as Wilhelmina Parsons. He was ordained as a minister by the Universal Life Church under his given name and as Wilhelmina Parsons.