The last he heard from the fellow was a sharp howl of derision.
Evidently his sudden coming on the scene had given the coward a
great scare, and he was now rejoicing over his narrow escape.

"Too bad that he got away," thought Frank, as he started across a
field to take a short-cut that would save him considerable in his
walk home. "I don't even know who he is. But, at any rate, this
settles the question of signals. We wouldn't dare use the old ones
now."

He made direct for the home of Buster Billings, where Coach
Willoughby was stopping, he being an old friend of the family.

"Hello, how did you make out?" was the way he greeted Frank when
the football captain was ushered into his room, where he was
dressing for dinner.

"You guessed right, sir," answered Frank, gloomily.

"Then there _was_ a spy around to pick up our signals?" asked
the coach, smiling.

"He was hidden up in that big dense pine tree, and I guess he
could see everything we did, as well as hear my signals. It's a
shame that we have to go up against such trickery as that, sir,"
declared Frank, warmly.

"That's all right. Remember what we concluded would come out of
this thing. If those Clifford players are small enough to take
advantage of this find, let them, that's all. We'll fix it so that