File:Oemichen2.jpg
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Summary
Étienne Oehmichen Helicopter No. 2, 1923-1924. On May 4 1924, it was the first helicopter to fly on the distance of one kilometer (0.6 mile) in a closed-circuit, landing at his starting point.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:59, 6 January 2017 | | 452 × 206 (25 KB) | 127.0.0.1 (talk) | Étienne Oehmichen Helicopter No. 2, 1923-1924. On May 4 1924, it was the first helicopter to fly on the distance of one kilometer (0.6 mile) in a closed-circuit, landing at his starting point. |
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