United States. (Egypt - Sudan). 1939. Envelope addressed to Khartoum bearing United States 'Prexie' SG 803, 3c violet and SG 806, 5c light blue tied by Church St. Annex slogan 'Aug 18 1939', sent on the 'S.S. "Champlain" via Egypt with bilingual double ring 'Censorship./ Dept/ 26' in carmine on face and 'Shellal - Halfa/ T.P.O. No 1' arrival 'Sep 12' on reverse.
Scarce early Egypt censor. Little records the usage (5.9.39) - (30.9.39).