lly ended until slavery itself was abolished in Zanzibar in I897. Indeed, the L.M.S. missionary at Urambo reported in 1886 that in Zanzibar 'the slave-market is almost as open and well- known as the fruit, for you can get up-country, through letters, regular quotations of the Zanzibar price of rice, millet, slaves, oil, etc., etc... .'4 Kirk's own reports show that in I879, when the preventive measures had reached their maximum efficiency, the number of slaves liberated by the British navy off the east coast was 73