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- Mount Clemens, Michigan Street with "Mushroom" Type Traffic Signal, May 1922 - As automobile traffic increased, cities installed multi-colored signal lights to control it. Traffic signals could be placed on poles, hung from overhead wires, or in some cases mounted onto the street itself. This "mushroom" traffic signal, named for its resemblance to the fungus, directed traffic in Mount Clemens, Michigan. Though durable, mushroom signals weren't particularly visible from a distance.
- May 25, 1922
- Collections - Artifact
Mount Clemens, Michigan Street with "Mushroom" Type Traffic Signal, May 1922
As automobile traffic increased, cities installed multi-colored signal lights to control it. Traffic signals could be placed on poles, hung from overhead wires, or in some cases mounted onto the street itself. This "mushroom" traffic signal, named for its resemblance to the fungus, directed traffic in Mount Clemens, Michigan. Though durable, mushroom signals weren't particularly visible from a distance.
- Brochure, "Dr. Enrico Fermi, 1901-1954," circa 1960 -
- circa 1960
- Collections - Artifact
Brochure, "Dr. Enrico Fermi, 1901-1954," circa 1960
- "Electrochef" Electric Range, 1925-1935 -
- 1925-1935
- Collections - Artifact
"Electrochef" Electric Range, 1925-1935