Gaess Outdoor was a family-owned outdoor advertising company founded in the 1930s in northern New Jersey, serving the New Jersey-Metropolitan New York market. It was acquired in 1997 by Universal Outdoor, a subsidiary of Clear Channel Communications, Inc. The Gaess Outdoor Advertising Photographs collection spans the decades of the 1950s and 1960s and includes black-and-white photographs and negatives of painted and blank billboard structures, locations, proposed locations and competitors' billboards. Clients include Budweiser (Anheuser-Busch), Cities Service (Citgo), Gulf Oil, Schaefer and Schlitz. Acquired as part of the John W. Hartman Center for Sales, Advertising & Marketing History.

The Gaess Outdoor Advertising Photographs collection spans the decades of the 1950s and 1960s and includes black-and-white photographs and negatives of painted and blank billboard structures, locations, proposed locations and competitors' billboards. Clients include Budweiser (Anheuser-Busch), Cities Service, Gulf Oil, Schaefer and Schlitz.