its plan.

"What do you suppose is the matter with them?" whispered Tom. "Do you
think they've tumbled to our being here?"

"How could they?" returned Frank. "They'd have to have the eyes of cats
to see us in these holes."

"I hope the corp will let us go after them," murmured Billy. "I'm all
tuned up for a scrap."

Wilson hesitated. If he went after the supposed enemy, they would
probably hear him and he would lose the advantage of the surprise. On
the other hand, that they now seemed to be going in the direction of the
American lines might indicate that, after all, they were a patrol of his
own comrades. But while he weighed the chances, the question was solved
for him by the fact that the blur again became distinct. And this time
it grew larger very rapidly, indicating that the party had at last
reached a definite decision. On they came until only a few paces
separated them from the Army boys.

Just then a star shell rose from the German lines and sent a flare of
light stabbing the darkness and clearly revealing a dozen or more
Germans. As they were facing the glare they were momentarily dazzled by
it, and the Americans peering beneath their black hoods on a level with
the ground could have easily escaped detection had they been so
inclined.

But that instantaneous flash had decided the corporal. The odds were
more than two to one, but such odds as that was only a challenge to