Northwestern Bell Telephone Company
Technical School, Sioux Falls Army Air Field
Northwestern Bell Telephone Company · 2019
ספרייה ציבורית, Project Gutenberg. בלי הרשמה.
United States. Army. Training School for Radio Operators and Airplane Mechanics (Sioux Falls, S.D.)Sioux Falls Army Air Base (S.D.)Sioux Falls (S.D.) -- Directories