https://www.nasa.gov/image-detail/amf-grc-1970-c-00473/
Neil Armstrong in the 9-by 15-Foot Low Speed Wind Tunnel - NASA
Astronaut Neil Armstrong examines a Vertical and Short Takeoff and Landing test setup in the 9- by 15-Foot Low Speed Wind Tunnel at the National Aeronautics...
low speed wind tunnel
https://www.nasa.gov/directorates/armd/aetc/9-by-15-foot-low-speed-wind-tunnel-facility/
9- by 15-Foot Low-Speed Wind Tunnel
The 9- by 15-Foot Low-Speed Wind Tunnel (9x15) is the most utilized low-speed propulsion acoustic facility in the world. It is the only national facility that...
15 footlow speed9windtunnel