Piasecki Aircraft Co.
40>
41><46 PV Engineering Fourm Inc.
5505> Piasecki left
5603> Vertol, renamed Piasecki Helicopter Corp.
600331> Boeing Vertol Co.
55> Piasecki Aircraft Corp. at Philadelphia Airport, PA
Factory:
Sharon Hill, PA; Morton, PA; Philadelphia, PA
Delaware Div. former Bellanca plant