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- Letter to Mary Von Mach from William P. Lear, September 18, 1931 - Mary E. Von Mach was Michigan's first licensed female pilot, earning her certificate in 1929. During World War II, Von Mach oversaw final inspection of the Pratt & Whitney engines installed in B-24 bomber airplanes at Ford's Willow Run plant. She was a charter member of the Ninety-Nines, an international organization that supported the work of women in aviation.
- September 18, 1931
- Collections - Artifact
Letter to Mary Von Mach from William P. Lear, September 18, 1931
Mary E. Von Mach was Michigan's first licensed female pilot, earning her certificate in 1929. During World War II, Von Mach oversaw final inspection of the Pratt & Whitney engines installed in B-24 bomber airplanes at Ford's Willow Run plant. She was a charter member of the Ninety-Nines, an international organization that supported the work of women in aviation.