De Bothezat Quadrotor
Forfatter/Opretter:
National Park Service
Kredit:
Edison National Historic Site archives {04.300/02}
Shortlink:
kilde:
størrelse:
592 x 242 Pixel (90449 Bytes)
beskrivelse:
Helicopter designed by George De Bothezat, making descent at McCook Field after remaining airborne for two minutes, 45 seconds.
Licens:
Public domain
Yderligere oplysninger om licens til billedet kan findes her. Sidste ændring: Thu, 18 Aug 2022 00:36:51 GMT
