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- American Car Company Streetcar, 1922 - Faced with growing competition from automobiles, streetcar companies economized. Charles O. Birney designed a small, single-truck streetcar that could be operated by one person rather than the usual two-member crew. The Birney Safety Car included a "dead man" controller that stopped the vehicle if the operator unexpectedly let go. This Birney car operated in Fort Collins, Colorado, from 1924-1951.
- November 01, 1922
- Collections - Artifact
American Car Company Streetcar, 1922
Faced with growing competition from automobiles, streetcar companies economized. Charles O. Birney designed a small, single-truck streetcar that could be operated by one person rather than the usual two-member crew. The Birney Safety Car included a "dead man" controller that stopped the vehicle if the operator unexpectedly let go. This Birney car operated in Fort Collins, Colorado, from 1924-1951.
- Drawing of Airmarker for the American Car and Foundry Company, Berwick, Pennsylvania, September 1929 - Philanthropist Daniel Guggenheim established a Fund for the Promotion of Aeronautics in 1926. The fund supported a town identification project encouraging every American community to paint its name and a north-pointing arrow on the roof of a prominent building. Recommended letter height was 12 feet -- to be plainly visible from airplanes 3,000 feet in the sky.
- September 29, 1927
- Collections - Artifact
Drawing of Airmarker for the American Car and Foundry Company, Berwick, Pennsylvania, September 1929
Philanthropist Daniel Guggenheim established a Fund for the Promotion of Aeronautics in 1926. The fund supported a town identification project encouraging every American community to paint its name and a north-pointing arrow on the roof of a prominent building. Recommended letter height was 12 feet -- to be plainly visible from airplanes 3,000 feet in the sky.