The collection is comprised of architectural records (1947-2001) of American architect, Homer Rissman and the architectural firm, Rissman and Rissman Associates Ltd, a partnership of Homer Rissman and his brother Marshall. The collection includes 825 items from over 40 major projects and over 110 minor projects. The Rissmans' work represented in the collection focused on Las Vegas, Reno, and Lake Tahoe, Nevada, Los Angeles, Southern California, and Arizona, with Homer's early career design work in Chicago, Illinois. The materials feature hand-drawn architectural drawings, ranging from pencil and ink on tracing paper preliminary sketches to ink on Mylar (TM) construction documents, and a number of artist’s renderings, used for presentations and promotional materials. The drawings also contain work from a number of consultants, engineers, and other architects who collaborated on the development of the various projects. The collection includes architectural drawings for: hotels, casinos, integrated casino resorts, office towers, multi-family residential developments, and custom single-family homes.

The Lee and Thomas Beam Music Center Architectural Records (1998-1999) contain architectural drawing sets for the Lee and Thomas Beam Music Center's design and construction. Located on the University of Nevada, Las Vegas campus, the Lee and Thomas Beam Music Center provides professional and liberal arts education to students seeking a career in the study and creation of music. The school enrolls more than 400 music majors and attracts students throughout America and internationally.

The Harry Hayden Whiteley Architectural Records are comprised of architectural records (1931-1970) created and/or maintained by the American architect Harry Hayden Whiteley and/or his architectural firm, known as Harry Hayden Whiteley and Associates. This collection includes 30.21 linear feet of materials including 45 items from over 30 projects. The collection focuses on his work in the Las Vegas and Reno, Nevada areas. The materials feature both architectural drawings and project files. Architectural drawings include pencil and ink on tracing paper preliminary sketches and mounted artist’s renderings used for presentations and promotional materials. Project files include project correspondence, photographs, and structural calculations. The drawings also contain work from the architect Paul Revere Williams. The collection includes architectural drawings for hotels, shopping plazas, residential developments, and office buildings.