The Florence DeVinney Krolak Photograph Collection (approximately 1930-1979) contains photographic prints of the Casino Monte Carlo in Monaco, the Boulder (Hoover) Dam with local dignitaries, and Harley E. Harmon and Frank DeVinney (Clark County Assessor). The collection also contains one publicity photograph of Neil Diamond and some images have corresponding negatives. Frank DeVinney was an assessor for Clark County, Nevada.

The Mildred J. Heyer Photograph Collection consists of four black-and-white photographic prints and negatives from approximately 1905 to 1940. The photographs depict early Las Vegas, Nevada street scenes, an irrigation pump, and Liberty’s Last Stand, a prominent saloon in Nevada during Prohibition.

The Lawrence Revere Papers primarily consist of correspondence between Lawrence Revere and the developers of blackjack betting systems dating from 1965 to 1970. The collection includes information about blackjack gambling systems, correspondence with gambling experts, and press material regarding the publication of Revere's book Playing Blackjack as a Business.

The Castaways Hotel and Casino Photograph Collection, approximately 1963 to 1987, consists of black-and-white and color photographic prints and negatives. Images depict the exterior of the entrance to the property, the mega-pylon sign, the pool area, and the “Gateway to Luck” replica temple in the courtyard area. The interior images depict various hotel rooms and suites, a couple dining, and a performance by Rusty Isabel, an entertainer in the Kon Tiki Lounge inside the property.

The Nadine Tobin Collection of Helldorado Photographs, approximately 1940 to 1959, contains black-and-white photographic prints depicting parade floats during Helldorado Days celebrations in Las Vegas, Nevada. Also included is one image of a primary school class in Las Vegas.