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.
Photographs relating to the work of John S. Volpe, an engineer for Portland General Electric Company (formerly Portland Electric Power Company) in Portland, Oregon, who supervised the laying of underground utility cables. Included are photographs of downtown Portland and cable laying operations, mostly in the 1920s through the 1940s.