Public domain
Prandtl Formation Flight
From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.
About this work
NASA Armstrong Flight Research Center conducted its first formation flight with the Preliminary Research Aerodynamic Design to Lower Drag (Prandtl) aircrafts Prandtl-D2 and Prandtl-3C.
NASA Image and Video Library’s own descriptionCredit linePrandtl Formation Flight. NASA/AFRC, 2018-12-04. Public domain. ID: AFRC2018-0310-06.
