Boulder Beach campground visible behind the trees. A tent and sitting area are visible ahead. Sign reads: "Public Camp Ground Entrance (arrow) Park on Paved Camp Sites"
Image reads: "Hotel Las Frontier, the early west in modern splendor, Las Vegas Nevada." Postcard depicts hotel with guests entering the buildings and an American flag waving out front. Site Name: Hotel Last Frontier (Las Vegas, Nev.)
Man with a hat sits on a beach next to water. Written atop postcard with an arrow pointing to mountain reads "Boulder Can[y]on Dam Site." Underneath the man reads: "Reservoir Site Colorado River 40 Miles East of Las Vegas, Nev. Looking down stream."
Arrow pointing to canyon where the Hoover Dam site is proposed. Inscription on card reads: "Boulder Can[y]on Dam Site. Reservoir site. Boulder Can[y]on - Colorado River Looking Down Stream. J. F. Perkins Photo."
Proposed Boulder Canyon dam site pictured on a postcard. Written atop it reads: "Looking Down stream. Propsed Reservoir Site. Boulder Canon Colorado River: 40 miles East of Las Vegas, Nevada. J. F. Perkins Photo."