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- The Liberty Engine Builders Trophy Race during the National Air Races, St. Louis, Missouri, October 4, 1923 - Air races provided pilots and manufacturers with an opportunity to test new technologies and show them off to enthusiastic audiences. From the 1920s through the 1940s, the annual National Air Races were the premier competition in the United States. The 1923 event took place in St. Louis, Missouri, where pilot Al Williams won with a speed of 243.67 mph.

- October 04, 1923
- Collections - Artifact
The Liberty Engine Builders Trophy Race during the National Air Races, St. Louis, Missouri, October 4, 1923
Air races provided pilots and manufacturers with an opportunity to test new technologies and show them off to enthusiastic audiences. From the 1920s through the 1940s, the annual National Air Races were the premier competition in the United States. The 1923 event took place in St. Louis, Missouri, where pilot Al Williams won with a speed of 243.67 mph.