Pile driving for foundation of Full-Scale Tunnel (FST). In 1924, George Lewis, Max Munk and Fred Weick began to discuss an idea for a wind tunnel large enough to test a full-scale propeller. Munk sketched out a More
Installation of Full Scale Tunnel (FST) power plant. Virginia Public Service Company could not supply adequate electricity to run the wind tunnels being built at Langley. (The Propeller Research Tunnel was powe More
Construction of Full-Scale Tunnel (FST): 120-Foot Truss hoisting, one and two point suspension. In November 1929, Smith DeFrance submitted his recommendations for the general design of the Full Scale Wind Tunne More
Modified propeller and spinner in Full-Scale Tunnel (FST) model. On June 26, 1929, Elton W. Miller wrote to George W. Lewis proposing the construction of a model of the full-scale tunnel. "The excellent energy More
Construction of Full-Scale Tunnel (FST). In November 1929, Smith DeFrance submitted his recommendations for the general design of the Full Scale Wind Tunnel. The last on his list concerned the division of labor More
Modification of entrance cone of the Full-Scale Tunnel (FST). To the left are the FST guide vanes which Smith DeFrance described in NACA TR No. 459: "The air is turned at the four corners of each return passage More
Wing and nacelle set-up in Full-Scale Tunnel (FST). The NACA conducted drag tests in 1931 on a P3M-1 nacelle which were presented in a special report to the Navy. Smith DeFrance described this work in the repor More
Modification of entrance cone Full-Scale Tunnel (FST). Smith DeFrance describes the entrance cone in NACA TR 459 as follows: "The entrance cone is 75 feet in length and in this distance the cross section change More
Construction of Full-Scale Tunnel (FST) exterior hangar/shop. NASA Identifier: L5729
Construction of Full-Scale Tunnel (FST) exterior hangar/shop. NASA Identifier: L5706
Full-Scale Tunnel (FST). Construction of balance housing. Smith DeFrance noted the need for this housing in his NACA TR No. 459: "The entire floating frame and scale assembly is enclosed in a room for protectio More