"Just went into the waiting-room."

The three lads quickened their pace and hurried into the waiting-room. They saw Merwell and Jasniff at the ticket window, just picking up some tickets and change.

"I want to see you fellows," said Dave, coldly, and placed a hand on a shoulder of each of the rascals.

Merwell and Jasniff wheeled around, and the face of each turned pale.

"Wha—what do you want, Porter?" stammered Merwell.

"Ah, don't talk to him," blustered Jasniff. "Let go of me!" And he tore himself loose.

"Jasniff, you've got to talk to me," answered Dave. "If you won't talk I'll call an officer."

"Don't you do that!" cried Merwell, in increased alarm. "You let me go! It's a—a—mistake! I haven't done anything!" And he commenced to back towards the door.

"Merwell, you and Jasniff played me a dirty trick!" declared Dave. "I don't know whether to have you arrested or to take it out of you. I gave you a sound thrashing once, but it doesn't seem to have done you much good."

"You—you let me alone, Porter!"