Sobdt ; Bahr ez Zeraf. 27
Ascent of the Sobdt.
For the first 60 miles the country on both banks is flat
prairie and marsh, with a few low forests and huge grasses. Nuer tribe, numerous villages, harmless people. Many crocodiles and hippopotamus. Birds and game, ostrich,
antelope, and lion numerous. Deleb palms ; floating vegetation occasionally met with. Banks, 12 to 18 feet
high, left bank highest; slow current; no trees right bank. Villages
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