Author:Wilbur Wright

Works

 * Wilbur Wright letter (May 30, 1899)
 * Wilbur Wright letter (June 14, 1899)
 * Wright brothers letter (November 7, 1902) with Orville Wright
 * Wilbur Wright letter (October 20, 1902)
 * Wilbur Wright letter (April 17, 1903)
 * Wilbur Wright letter (June 8, 1903)
 * United States patent 821393