c.1918 WWI Aeronautical Division, Signal Corps Pilot Studio Portrait Photo. Subject in photo is Second Lieutenant Robert Curtis Preble who graduated the United States Army School of Military Aeronautics at Cornell University Ithaca, New York on February 9, 1918. Preble was at Camp Dick - Dallas, Texas from February 16, 1918 to April 12, 1918. He received flight training at Rich Field - Waco, Texas from April 1918 to July 26, 1918. He later became a test pilot at Wilbur Wright Test Field Fairfield, Ohio in August 1918 to early 1919. His aviator rating was RMA (MA) SC. Photo card measures 9x5 inches and is signed “Birdsall” at the bottom. See photos for details.