the double-quick!"

Dave pushed the window up the balance of the way, then stepped
aside. Dan Dalzell landed on his feet in the room, cat-like,
from the terrace without. Then Dave, without loss of an instant,
closed the window and wheeled about in the darkness.

"Hustle!" commanded Dave.

"What about?"

"Get off your uniform! Get into pajamas. Then I'll-----"

Dave's jaws snapped together resolutely. He did not finish, just
then, for he knew that Midshipman Dalzell could be very stubborn
at times.

"I'll have a light in a jiffy," whispered Dan "I brought back
a candle with me."

"You won't use it---not in here," retorted Dave. "The dark is light
enough for you. Hustle into your pajamas."

Perhaps Midshipman Dalzell did not make all the speed that his
roommate desired, but at last Dan was safely rid of his uniform,
underclothing and shoes, and stood arrayed in pajamas.

"Now, I'll hide this doughface over night," whispered Darrin,
going toward Dalzell's bed. "At the same time you get the articles
of your equipment out from under your bed clothes and hang them