Chap. LXXVI, THE RIVER AT TIN-SHERl' FEN. 185 
his former allegiance, was collecting an army against 
Alkuttabu. 
The whole time of our stay at Tin-sherifen the 
weather was excessively hot, the heat being felt the 
more severely, as there was not the slightest shade near 
our encampment ; and as my tent was almost insup- 
portably hot, in order to obtain a little shade, I wan- 
dered to a considerable distance up the slope which 
rose behind our encampment, and here lay down 
under a small hajilij, or taborak. From this spot 
I had an interesting view over the river, which, on 
account of its peculiar features, here deserved my full 
attention, and even more than I was able at the time 
to bestow upon it, as, in the absence of my protector, 
my companions were rather anxious about my safety. 
My young and cheerful friend, Mohammed ben Khot- 
t^r, was suffering all this time from severe indisposi- 
tion, so that I had no one to rove about with me. 
A little lower down, the road recedes from the 
bank of the river for a short distance ; and hence 
I am not able to lay down the river, between 
this place and T6saye, with that minuteness of de- 
tail which it deserves, in order to facilitate navi- 
gation. Under other circumstances, I should have 
made a special drawing of this remarkable locality on 
a larger scale ; but the assertion of the natives, that 
Park in his large boat (His Majesty's schooner Joliba) 
had passed through in December or January without 
accident, reassured me perfectly. Besides, as I my- 
self had to travel all along the bank of the river by 
