Air Mail cover 1935 (26 Aug.) Asmara to Khartoum Flight by the Italian "Ala Littoria" service bearing Eritrea 30c. (2) and 1l. adhesives, tied by "ASMARA" c.d.s. (22.8), reverse showing "SUDAN AIR MAIL/KHARTOUM" arrival c.d.s. (27.8) together with "PAR AVION" label; flap torn, otherwise fine. Believed unique. Photo