OregonDOT:
Wing plow
OregonDOT:
Oregon's first electric traffic signal
OregonDOT:
La Grande road crew
OregonDOT:
Gorge Tooth Rock
OregonDOT:
Roseburg road project
OregonDOT:
Astoria Ferry
OregonDOT:
Meeting on the road
OregonDOT:
Conde McCullough
OregonDOT:
DMV eye exam
OregonDOT:
Columbia River Highway
OregonDOT:
Fresno scrapers
OregonDOT:
Moffett Creek Bridge
OregonDOT:
Early bridge
OregonDOT:
Out of the mud
OregonDOT:
WWII Flagger
OregonDOT:
Road construction - 1921
OregonDOT:
Road magnet
OregonDOT:
Laminating licenses
OregonDOT:
1960 license plate
OregonDOT:
Burnside in 1937
OregonDOT:
Toll gate
OregonDOT:
Dimout zone
OregonDOT:
1949 ODOT snow removal equipment
OregonDOT:
Ice and snow removal equipment 1950
OregonDOT:
1950 Snow Removal Equipment