Sikorsky's Civil '61s
Air international ; 51 , 2
1996
Article (Journal)
Unknown
Setting the standards . Sikorsky's military-civil contender
Online Contents | 2001
DEPARTMENTS - Sikorsky's Growth Path
Online Contents | 2001
Features - Sikorsky's Big Gamble
Online Contents | 1998
Flight and Shop Report: Sikorsky's S-92 B/CA evaluates Sikorsky's "flying boardroom"
British Library Online Contents | 2002
|Skycrane Igor Sikorsky's Last Vision
Online Contents | 2010