CAILLlfi AND HIS TRAVELS. 479 
Dhialon^ in the midst of which he crossed the route taken 
by MoUien, and perhaps the Senegal near its source. 
As he travelled little more than twelve geographical 
miles a day, he had time for attentive observation. He 
traversed the countries of Bella, Kankan, and Ouassoulo, 
which we barely know by name ; and finally, before ar- 
riving at Jenne, had an opportunity of seeing Bamakou, 
Yamina, Sego, and Sansanding^. 
Such is a sketch of the journey which M. Cailli^ has 
just completed, extending to about fifteen hundred leagues, 
a thousand of them through regions almost unknown. 
We may at once infer from it, that Timbuctoo lies much 
nearer to the ocean than it is marked upon all the maps. 
His marches confirm the conjecture which I have already 
brought forward that this great town is not far from the 
seventeenth degree of north latitude. 
I have the honour to be, &c. 
Signed Jomard. 
Letter of the Presidents and Secretary of the Geographic 
cal Society, to His Excellency the Minister of the 
Interior, 
Paris, 20th October, 1828. 
MONSEIGNEITR, 
By the letter which Your Excellency did us the honour 
* He passed considerably to the east of these towns. 
