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Box 7
Container
Call Number:
RH MS 564
Get At Spencer
Contains 1 Result:
Bound typescript (cover title: "Hays Rotor Patents on drop-center rotors, resilient hub structures, automatically unloading blades, variable blade twist, asymmetrical feathering, and tension loaded blade flaps") with drawings and black and white photographs. Compiled March 3, 1947
File — Box: 7, Folder: 8
Found in:
University of Kansas. Kenneth Spencer Research Library
/
Russell Randolph Hays papers
/
Inventions