One Of The Most BIZARRE Fighter of WWII? The XP-55 Ascender [RARE RESTORED FILM] Witness rare, restored footage of one of the most unusual experimental aircraft of the World War II era, the Curtiss-Wright XP-55 Ascender. This incredible film provides a unique look at a highly classified prototype designed to push the boundaries of piston-engine fighter technology just before the dawn of the jet age. The XP-55 was born from a 1939 U.S. Army Air Corps request for fighter aircraft with unconvention