TIL Boeing B17 pilots often accidentally raised the undercarriage after landing, destroying the propellors and damaging the underbelly, due to the undercarriage lever and the flap lever looking the same. endsight.net Submitted by Lkwzriqwea t3_xy8x0t on October 7, 2022 at 8:09 PM in todayilearned 27 comments 351