Photo (promo) of Dean Martin, autographed for Helen Shepp.

Promotional photo of Bobby Nelson (left) and Artie Palmer, entertainers. It was Autographed for Helen.

Entertainer Frank Sorello. Promotional photo autographed for Helen Shepp.

Cocktail waitresses, Las Vegas, in Christmas costumes. (n.d.)

Black and white image of the view from the Arizona side looking toward Callvilles (out of view, but in the grove of cottonwoods in the distance). It must be remembered that in those days the river was mostly silt, sand and during flood times huge rocks. Government engineers estimated that the Colorado River carried to the Gulf of California 94,000,000 tons of silt and rocks every 24 hours.

Black and white image of Black Canyon, where Hoover Dam now is. Sharp hill showing in the background is Fortification Mountain on Arizona side of the river. Fortification is now about halfway covered by the waters of Lake Mead.

Black and white photograph of Colorado River, Boulder Canyon in early August 1929. Close up of the first core drill rig on Nevada side of the Colorado River where the dam was first planned. Picture was taken from boat on the river.