Forbidden Universe

Paranormal => Our Universe & Outerspace => Topic started by: AngelOfThyNight on January 15, 2025, 05:10:31 PM

Title: Langley’s Propeller Research Tunnel
Post by: AngelOfThyNight on January 15, 2025, 05:10:31 PM

Langley’s Propeller Research Tunnel

Chief of aerodynamics Elton W. Miller ponders the future of the Sperry M-1 Messenger, the first full-scale airplane tested in the Propeller Research Tunnel. Miller was one of the designers of the Propeller Research Tunnel.
Source: Langley’s Propeller Research Tunnel (https://www.nasa.gov/image-detail/7605912294-f4e0b4eb2f-o/)