Portland

Lawrence, Tucker & Wallmann was an architectural firm in Portland, Oregon, from 1946-1960. It was the successor firm to Tucker and Wallmann, and Lawrence and Lawrence, two other Portland, Oregon firms. The principals of the firm were Abbott Lawrence, Ernest F. Tucker, and George R. Wallmann. The collection includes project files, drawings, and film.

Marion Dean Ross (1913 - 1991) was a historian of architecture and design who taught at the University of Oregon and served as the Dean of the School of Architecture and Allied Arts at UO until his retirement in 1978. The collection consists of materials regarding architects, regional architecture, and specific buildings. A large amount of material relates to Oregon architecture, with an emphasis on Portland and Eugene.