LIVINGSTONE. 
235 
“ sponges ” out of whicli he believed the sources of the 
Nile oozed. After long detention in the company of 
the Arab slave-dealers, whose barbarities vexed his soul, 
he proceeded north-eastwards to Tanganyika, up the 
west coast of which he sailed, reaching Ujiji on 
March 14, 1869, “a ruckle of bones.” His health had 
LIVINGSTONE WRITING HIS JOURNALS. 
suffered terribly in this journey, and its effects never left 
him. Supplies had been forwarded to him at Ujiji, but 
his misfortunes were aggravated by finding that most 
of them had been knavishly made away with by those 
to whose care they had been entrusted. The men, 
moreover, sent to help him from Zanzibar, turned out a 
parcel of demoralised slaves, who were worse than useless. 
Livingstone recrossed Tanganyika in July, and set out 
