World's first jet-powered helicopter experiment -- unidentified man, 1943 (The Research Engineer 14/4, p. 4), 1959

World's first jet-powered helicopter experiment -- unidentified man, 1943 (The Research Engineer 14/4, p. 4), 1959, VAC300-084, Box: 1, Folder: 84. The Research Engineer Photograph Collection, VAC300. Archives and Special Collections, Library, Georgia Institute of Technology. https://finding-aids.library.gatech.edu/repositories/2/archival_objects/14215 Accessed November 18, 2024.