His strength, however, had been taxed by the climate, and he had to call for aid.

Luckily, no one was drowned.

The intense chill, caused by the sudden immersion in almost ice-cold water; and the bites of the ants that swarmed over them, as they made their way back through the undergrowth from the spot where the canoe had been washed ashore, threatened an attack of fever; but this was averted by a change of clothing, a glass of neat spirits, and a dose of quinine.
It was now agreed that nothing could be done, and the force marched back to Fumsu.

They recrossed the river, by means of a rope stretched from bank to bank, and arrived long after dark.
Next day it was determined to make another trial but, for a long time, no one was able to suggest where a crossing of the swollen river might be effected.

It was clearly impossible to build a bridge but, after much discussion, it was agreed to make a raft.