Conversion kits for Sikorsky S-58T helicopters, 1971.
Stratford, Connecticut -- Conversion kits for Sikorsky Aircraft S-58T helicopters are readied for shipment a month and a half ahead of schedule. The first kits were markes for Air America and Okanagan Helicopters, Ltd.
January 27, 1971. From Vertiflite (AHS Newsletter) Mar 1971.
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