Wilbur Wright Working in the Bicycle Shop [online]. 1897, [cit. 2013-07-22]. Dostupné online.
Telegram from Orville Wright in Kitty Hawk, North Carolina, to His Father Announcing Four Successful Flights, 1903 December 17 [online]. 1903-12-17, [cit. 2013-07-22]. Dostupné online.