Keystone was an early American manufacturer based in Lebanon, Pennsylvania, operating as a division of the Keystone Match & Machine Co. The company, primarily known for producing matches, temporarily suspended that line of business for…
🔒
Subscribe for Full Access
Brands and models — Full galleries and interactive map
Exotic car catalog — Full brand details and model specs
Documentation archive — Full scans, plus PDF and ZIP downloads
![Keystone [1] photo 1](/img/brands/k/united-states-keystone-1.jpg)
![Matrix [2]](/img/models/c/matrix-2-cl-3.jpg?w=720&h=405)
