Campbell Waterwheel Company specialized in traditional water wheels and how they could be used as esthetic elements in the landscape. Consequently, much of the company's work was for decorative power plants for private estates or for historic restorations. The collection consists of photographs of an unidentified electrically-powered water wheel.

Campbell Waterwheel Company specialized in traditional water wheels and how they could be used as esthetic elements in the landscape. Consequently, much of the company's work was for decorative power plants for private estates or for historic restorations. The collection consists of graphic materials related to J.B. Campbell and the Campbell Water Wheel Company. The bulk of the collection contains photographs of company projects, arranged alphabetically by client or contractor name. These include views of water wheels, turbines, and water supply systems during various stages of installation. There are also views of mills, dams, flumes, hydroelectric power plants, irrigation gates, swimming pools, and hydraulic machinery.