Lyman Gilmore, Date of Birth, Date of Death
TweetLyman Gilmore
American aviation pioneer
Date of Birth: 11-Jun-1874
Date of Death: 18-Feb-1951
Profession: inventor
Nationality: United States
Zodiac Sign: Gemini 
About Lyman Gilmore
- Lyman Wiswell Gilmore, Jr.
- (June 11, 1874 – February 18, 1951) was an aviation pioneer.
- In Grass Valley, California, he built a steam-powered airplane and claimed that he flew it on May 15, 1902.
- Due to the requirement of a heavy boiler and the dependency on coal as a power source, the flights would have been unsustainable.
- Records and evidence relating to his claim were lost in a 1935 hangar fire.
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