Hand-Operated Traffic Signal, circa 1930
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Traffic officers manually operated early traffic signals. A control lever on this 1930 model activated the different lights. Beginning in the 1930s, most traffic lights were operated automatically, freeing officers for other duties.
Traffic officers manually operated early traffic signals. A control lever on this 1930 model activated the different lights. Beginning in the 1930s, most traffic lights were operated automatically, freeing officers for other duties.
Artifact
Traffic signal
Date Made
circa 1930
On Exhibit
at Henry Ford Museum in Driving America
Object ID
85.84.1
Credit
From the Collections of The Henry Ford. Gift of the University of Michigan, Department of Civil Engineering.
Material
Cast iron
Glass (Material)
Brass (Alloy)
Color
Black (Color)
Red
Yellow (Color)
Green
Dimensions
Height: 9.2 ft
Width: 26.5 in
Depth: 19 in
Diameter: 21 in
Inscriptions
On crank handle: NO. 2424 Printed on red light: STOP Printed on yellow light: CAUTION Printed on green light: white arrow
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