Master's Thesis: A Barium Titanate Delay Line (by Lt. Col. Leonard M. Orman and Capt. Leslie G. Callahan, Jr.), 1951

Master's Thesis: A Barium Titanate Delay Line (by Lt. Col. Leonard M. Orman and Capt. Leslie G. Callahan, Jr.), 1951, Box: 1, Folder: 2. L. G. Callahan Papers, MS390. Archives and Special Collections, Library, Georgia Institute of Technology. https://finding-aids.library.gatech.edu/repositories/2/archival_objects/49107 Accessed January 19, 2025.