Knight, Montgomery and Hefner, R.A.: Static Thrust Analysis of the Lifting Airscrew, undated

Knight, Montgomery and Hefner, R.A.: Static Thrust Analysis of the Lifting Airscrew, undated, SERIES 2, Box: 6, Folder: 19. School of Aerospace Engineering records, UA328. Archives and Special Collections, Library, Georgia Institute of Technology. https://finding-aids.library.gatech.edu/repositories/2/archival_objects/4621 Accessed November 23, 2024.