Juan de la Cierva
E1132413
UNEXPLORED
Juan de la Cierva was a Spanish civil engineer and aviation pioneer best known for inventing the autogyro, a key precursor to the modern helicopter.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Juan de la Cierva canonical | 1 |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.