Cover franked with single 1899 5a bistre & red 'Sultan Sir Hamoud bin Mohammed' issue (SG 197) tied by fine ZANZIBAR squared circle cds dated 23 JAN 1901. Addressed to TABORA (Tanganyika) with DAR-ES-SALAAM transit cds on reverse. Backflap missing and cover a little worn in places but a scarce issue on cover.