Sudan 1905 1m brown and carmine Army Official, variety, SGA3b750. 00 Sudan 1905 1m brown and carmine Army Service, type A2 (small) overprint, with "ARMY" reading downwards, SGA3b. A fine used example for this difficult issue with large part KHARTOUM circular date stamp, dated "4 IX 905". A very rare variety and very challenging to find without material condition defects. Accompanied with a British Philatelic Association (BPA) certificate of authenticity (1953). The Camel Postman stamps of Sudan are considered