"I think so," nodded the doctor. "But there ought to be a nurse with
him to-night."

"Take my car, Andrews, and get a man nurse at once," directed Mr.
Farnum. "Doctor, can the young man be moved to his berth on the
'Farnum'?"

"Safely enough," nodded the medical man. They waited until the nurse
arrived, when Jack was put to bed on the newer submarine craft.

Jack slept through the night, moaning once in a while. Mr. Farnum
and the Dunhaven doctor were aboard early to look at him. The surgeon
from the "Hudson" also came over.

Under the effects of medicine Jack Benson was asleep when, at ten
o'clock that morning, the two submarine torpedo boats slipped their
moorings, following the "parent boat," the "Hudson," out of the harbor.

Ten minutes later the motion of the sea awoke the young skipper.




CHAPTER V

TRUAX SHOWS THE SULKS


"Hullo!" muttered the young submarine skipper, staring curiously about