Oral history interview with David Bruce Dill conducted by R. C. Turner on May 04, 1976 and May 12, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. Dill discusses the desert environment, human adaptation to the weather, and the Boulder Dam Bureau of Mines.
Postcard showing the site in Black Canyon where Hoover Dam was originally meant to be built. The name evolved from "Black Canyon Dam" to "Boulder Dam" and was officially named Hoover Dam in the late 1940s. Note on front of post card: "Looking upstream Colorado river Black Canyon Dam Site"; Handwritten note and diagram on back of photo: "Hold this to light and you can get some idea of dimensions of dam."