From Fort Portal to Bujongolo—Mobuku Valley. 
surrounding bushes, frequently thorny, so as not to lose 
balance. Little by little you learn to take precautions in 
walking, to recognize the points likely to afford solid 
foothold; to proceed now by jumps and again by placing 
one foot to the right and the other to the left of the path, 
perching upon stones or upon roots which rise above the 
mud or upon fallen branches of trees, or again by preserving 
FOREST AT THE MOUTH OF THE MAHOMA. 
your equilibrium along a fallen tree-trunk. But, even so, 
you frequently become entangled or get stuck, and seek 
solace in expletives which are more energetic and expressive 
than elegant. Meantime, rain began to fall heavily, and 
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