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- Cartercar Radiator Emblem, circa 1915 - Byron J. Carter established the Cartercar company in 1905. His automobiles used a friction drive instead of a clutch and gearbox. The arrangement effectively gave Cartercar a continuously variable transmission, advertised by the company as the equivalent of "a thousand speeds." General Motors acquired Cartercar in 1909, and the company closed in 1915.

- circa 1915
- Collections - Artifact
Cartercar Radiator Emblem, circa 1915
Byron J. Carter established the Cartercar company in 1905. His automobiles used a friction drive instead of a clutch and gearbox. The arrangement effectively gave Cartercar a continuously variable transmission, advertised by the company as the equivalent of "a thousand speeds." General Motors acquired Cartercar in 1909, and the company closed in 1915.