EAST AFRICA AND UGANDA. 1911 (3 March). EAST AFRICA - USA. Limuru to New York. Envelpe franked 6c.red G.VI (Sc.33) 1907 issue, insuf.taxed "T", with New York / Due 6cts.and tied pair on reverse 3c. (x2) vs p.dues, Sc. J.47(x2). Via "Mombassa /EAP" cds on