«Two Airmen Are Killed, Lieut. L. W. Hazelhurst and A. L. Welch the Victims». Chattanooga Daily Times. 12. juni 1912. Besøkt 5. september 2009. «Lieut. Hazelhurst is the third army officer to die in an aeroplane plunge. Lieut. Thomas E. Selfridge met death in a machine that fell with him and Orville Wright at Ft. Meyer, Va., in September 1908, and Lieut. G. E. M. Kelly received a fatal fall on an army aviation field at San Antonio, Tex., last year.»
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«Army Fliers Killed In A 30-Foot Drop. Lieut. Hazelhurst and Al Welsh, Professional Aviator, Victims of Airship Test.». 12. juni 1912. Besøkt 4. september 2009. «Lieut. Leighton W. Hazelhurst Jr., of the Seventeenth Infantry, one of the most promising of the younger aviators of the army, and Al Welsh, one of the most daring professional aviators in America, were instantly killed in a flight at the Army Aviation School at College Park, Md., at 6:30 o'clock this evening.»
