From FlightGear wiki
Revision as of 16:57, 30 November 2010 by BotFlightGear (Robot: Cosmetic changes)
|This article is a stub. You can help the wiki by|
|Type||2tandem rotor helicopter|
Developed by Piasecki then Boeing-Vertol.
There is a surviving H-21C at the Luftwaffe Museum Berlin-Gatow