Piasecki HUP Retriever – Photos & Videos
The Piasecki HUP Retriever was a twin-rotor utility helicopter developed by Piasecki Helicopter in the late 1940s for the United States Navy, Army and Coast Guard Continue reading
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Piasecki HU-21 – Photos & Video
The Piasecki HU-2 was a variant of the Piasecki HUP Retriever, a compact utility helicopter with twin overlapping tandem rotors Continue reading