Public domain
Lockheed Rigid Rotor Model in Ames 40x80 Foot Wind Tunnel.
From the collection of NASA Image and Video Library. Free to download, adapt and use — no permission needed.
About this work
3/4 front view of Lockheed Rigid Rotor model in Ames 40x80 foot wind Tunnel.
NASA Image and Video Library’s own descriptionCredit lineLockheed Rigid Rotor Model in Ames 40x80 Foot Wind Tunnel.. NASA/ARC, 1962-01-21. Public domain. ID: A-28865.