57-page final report on Model Tests of the Smith-Putnam Air Turbine conducted under the supervision of Elliott G. Reid, Guggenheim Aeronautic Laboratory, Stanford University, February 3, 1940.
2023 © Wind-Works by Paul Gipe
By Paul Gipe
57-page final report on Model Tests of the Smith-Putnam Air Turbine conducted under the supervision of Elliott G. Reid, Guggenheim Aeronautic Laboratory, Stanford University, February 3, 1940.
2023 © Wind-Works by Paul Gipe