"I happen to know that he goes on watch at twelve o'clock to-night and I think we'd better be on watch after that too."
"We will."
The boys went to bed shortly after eight o'clock that night, but seeing that they had been up very early that morning, no one seemed to think it strange. Bob had a small alarm clock and, before getting into bed, he set it for twelve o'clock.
"It's raining," he announced in a whisper after the alarm had awakened him and he had succeeded in shaking Jack out of his sleep.
"Well, I don't know's that makes any difference in our plans, does it?"
"Not a dif. But come, snap out of it."
"Be with you in two shakes," Jack whispered as he leaped from the bunk.
The wireless room was directly behind the wheel house and they had decided to watch their chance and slip into the latter room and trust to luck that the mate would not see them. They believed that once in there they would be able to hear him if he made an attempt to enter the other room.
"It's dark as pitch," Bob said trying to look out the window.
"So much the better."