Mushroom Traffic Light Design
Description
In 1922, Thomas Hayes designed a mushroom that doubled as a traffic signal with “Stop” and “Go” lighted sections. This mushroom was often used with an overhead or post mounted signal that could be seen from a distance.
Rights Held By
Ypsilanti Historical Society
Copyright
Creative Commons (Attribution, Non-Commercial, Share-alike)
Photo
Subjects
Ypsilanti Gleanings