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View Full Version : 45th anniversary of the Phrog's first flight

chopper2004
31st Jul 2009, 09:55
Beginning of this week
Boeing: Boeing Observes 45th Anniversary of Sea Knight Helicopter 1st Flight (http://boeing.mediaroom.com/index.php?s=43&item=765)
heli1
31st Jul 2009, 10:27
How do they work that out...the first flight was in 1962.