Sikorsky CH-54B helicopter tail cone. Stratford, Connecticut -- Dr. Michael J. Salkind (left), chief of structures and materials at Sikorsky Aircraft, and Robert T. Welge, engineer in charge of program, inspect CH-54B helicopter tail cone with boron epoxy-reinforced stringers. September 13, 1971
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Sikorsky CH-54B helicopter tail cone, 1971

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Sikorsky CH-54B helicopter tail cone.

Stratford, Connecticut -- Dr. Michael J. Salkind (left), chief of structures and materials at Sikorsky Aircraft, and Robert T. Welge, engineer in charge of program, inspect CH-54B helicopter tail cone with boron epoxy-reinforced stringers.

September 13, 1971

 

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