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.

Collection includes a chronology of the history of the Rio Villa Building at 2718 SW Kelly St. in Portland, Oregon; correspondence regarding trees planted outside the building by Travers / Johnston Architects; and a commendation from the Portland Beautification Association for their "sensitive restoration" of the building.