He and his chums looked and saw the boy in the uniform of a Putnam Hall student enter an unfinished building. He was accompanied by a heavy-set man wearing a long overcoat and a soft hat. The two were in earnest conversation.

"That looked like Reff Ritter to me," cried Pepper.

"It was Ritter," answered Andy.

"Who was the man?" asked the young major.

"That is what I want to know!" cried Andy. "Say, I'm going to follow them!"

The acrobatic youth was plainly excited, and his chums could not help but notice it.

"What are you going to follow them for, Andy?" asked Jack.

"I want to see that man."

"Do you know him?"

"I don't know—yet. I want to find out."