X-plane Preliminary Design Model Tests Quiet Supersonic Technology via NASA https://t.co/G3GSu7AlIY http://pic.twitter.com/n7gsyV9l6L
— martinengwicht (@martinengwicht) September 21, 2017
from Twitter https://twitter.com/martinengwicht
learning by doing
X-plane Preliminary Design Model Tests Quiet Supersonic Technology via NASA https://t.co/G3GSu7AlIY http://pic.twitter.com/n7gsyV9l6L
— martinengwicht (@martinengwicht) September 21, 2017
from Twitter https://twitter.com/martinengwicht