An image of two unidentified children in costume standing outside the Boulder Dam Service Bureau Building; words "Boulder Theater Building General Offices" and "Boulder Dam Service Bureau" are printed on windows.
Looking upstream before the cofferdams were in; Nevada side on left. Note work boat on Arizona side, carrying dynamite batteries from above dam to dam site. Note on back: "All the blasting Wint observed used a generator, not batteries. Later the power was provided by permanent lines. - James J. Hester, son-in-law of W. A. "Wint" Davis, photog."