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Pick up to four aircraft. The best value in each row is highlighted.
Curtiss-Bleecker SX-5-1 Helicopter
Commercial
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Cierva Autogiro Company C.9
Commercial
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|---|---|---|
| Quick facts | ||
| Manufacturer | — | Cierva Autogiro Company |
| Type | Civil helicopters | Civil helicopters |
| Origin | — | — |
| First flight | 1926 | 1927 |
| Status | — | — |
| Units built | — | 2 |
| Unit cost | — | — |
At a glance
Figures are compiled from public sources and may be approximate; they can vary by variant and configuration.