Corinphila Auction 284-290 Day 3

Travelling Post Offices 1915/29: Covers/cards (4) with 1915 5 m. red stationery envelope to London cancelled "Khartoum - El Obeid / TPO" cds with PASSED BY CENSOR in violet at left and "Shellal-Halfa" TPO on reverse; 1921 5 m. stat. envelope to London cancelled "Khartoum - Makwar / TPO" cds (rare); 1924 cover with 5 m. tied by "Khartoum - Port Sudan - TPO" cds to Erkowit, Red Sea Province with reverse showing superb ERKOWIT cds (July 25) in black: a rare Office, open only during the summer months; and a 1929 card with same TPO cds. Condition varies but a scarce group.