USMC revisits AH-1W upgrade
Helicopter international ; 19 , 4
1996
Article (Journal)
Unknown
Defence - Sikorsky eyes USMC upgrade path . Israeli Phantoms grounded
Online Contents | 2003
The USMC H-1 Upgrade Program - Initial Flight Test Status
British Library Conference Proceedings | 2004
|The USMC H-1 Upgrade Program: Meeting the Future Threat
British Library Conference Proceedings | 1998
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