Sikorsky HRS-1 is a unarmed transport helicopter. Undergoing tests such as medical evacuation,
Sikorsky HRS-1 is a unarmed transport helicopter. Undergoing tests such as medical evacuation, tactical control and front-line cargo support, the helicopter succeeded admirably in surpassing the capabilities of the H-5 Dragonfly which had been used throughout the war by the Army -- source link
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