Keywords: Franklin 6V4 178 (1952) used in Hiller UH-23 and Sikorsky S-52 at Flugausstellung Hermeskeil, pic2.JPG Photographed at Flugausstellung L +P Junior Hermeskeil Germany own 2014-09-14 12 12 10 Alf van Beem CC-zero Engines at Flugausstellung L +P Junior Franklin aircraft engines |