Term
| Aeronautical Division, U.S. Army Signal Corps (years) |
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Definition
| 1 August 1907 - 18 July 1914 |
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Term
| Aviation Section, U.S. Army Signal Corps (years) |
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Definition
| 18 July 1914 - 20 May 1918 |
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Term
| Division of Military Aeronautics, Secretary of War (years) |
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Definition
| 20 May 1918 - 24 May 1918 |
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Term
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Definition
| 24 May 1918 - 2 July 1926 |
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Term
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Definition
| 2 July 1926 - 17 September 1947 |
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Term
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Definition
| 18 September 1947 - Present |
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Term
| First use of military ballooning |
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Definition
| 31 July 1861, John La Mountain |
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Term
| First enlisted men to train on balloons |
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Definition
| 2 July 1907, Ward and Barnett reported Leo Stevens balloon factory in New York City |
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