HNS-1

E2102075 UNEXPLORED

HNS-1 is the U.S. Navy designation for the Sikorsky R-4, the world’s first mass-produced helicopter used operationally during World War II.

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All labels observed (1)

Label Occurrences
HNS-1 canonical 1

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Sikorsky R-4 → navalDesignation → HNS-1 ⓘ