Sikorsky H-53rotorheadsrus.us/documents/Last USAF HH-53C at Sikorsky... · 2008. 9. 22. · Title:...

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Transcript of Sikorsky H-53rotorheadsrus.us/documents/Last USAF HH-53C at Sikorsky... · 2008. 9. 22. · Title:...

This article was publishedin the Sikorsky NewsNov-Dec 1974

Courtesy of

Larry Wielgosz

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