Wankel rotary engine powered thousands of aircraft. One of several problems: It spewed castor oil on its pilots.

Click to open image viewer. The first successful rotary engine is generally attributed to the American F.O. Farwell in 1896; but the French Gnome, developed by the Seguin brothers, was much more ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Power rating: 37 kw (50 hp) at 1,200 ...