Oral history interview with George A. McMath, conducted by Roberta Watts on June 28, 1978. McMath, an architect in Portland, Oregon, discusses the work of the Portland Historical Landmarks Commission, and his role in its founding.

Oral history interview with Ruth McBride Powers conducted by Margot Vaughan on February 25, 1980. Powers helped to preserve numerous historic buildings in Oregon.

Oral history interview with Marion D. Ross conducted by Linda S. Dodds on August 22, 1980. Ross was a professor of architecture at the University of Oregon from 1947 to 1978.