"I hope they don't take it into their heads to annoy us any more,"
said Harry.

"Not likely," declared Ben, "I guess the firing of the revolver and
the sight of them two mates of theirs falling dead scared them out of
two years' growth."

Ben's surmise was right. The adventurers passed the remainder of the
night in peace.

As soon as day broke over a sea unmarred by a single ripple, there was
an eager scrutiny of the horizon by all the castaways, but to their
bitter disappointment not a sign of the Southern Cross, or any other
vessel, could be descried.

"Looks like we'll have to spend some more time on 'Monkey Island',"
said Ben with a shrug.

"We can't spend much more time," said Frank, grimly.

"Why not?" demanded Ben.

"What are we to do for water?"

Things did, indeed, look black. Breakfast was eaten in comparative
silence, and after the meal was concluded, at Frank's suggestion, it
was decided to explore the island for a spring that could be tapped
for further water supply. The boys all admitted to themselves that the
chance of finding one was remote, but they determined to try and
locate one in any event. At any rate Frank felt it would keep their