Archival Photo Folder
Traffic Flow Diagram
Saturday, December 31, 1932
A2005-005
P/12371
Date is circa. A note on the picture says: Counts taken in both directions during evening rush hours ~4:00 to 6:00 p.m. on typical weekdays ~June 1931 made by Portland City Council ~Boys Scouts of America. The St. Johns bridge count was taken in August 1931.
