Oregon interstate highway 80N
1957 specification highway marker.
Shield posted sometime between 1960 and 1980. 21-inch by 18-inch Interstate 80N shield.
Photo by Michael Summa, 6/7/2000.
1957 specification highway marker.
Shield posted sometime between 1960 and 1980. 21-inch by 18-inch Interstate 80N shield.
Photo by Michael Summa, 6/7/2000.