In the hallway, the boys listened in growing excitement. The case had taken an abrupt and tragic turn. Both the Hardy boys were sorry for their chum Slim, who looked as though he might collapse under the strain.

“He’s innocent,” muttered the boy, over and over again. “I know he’s innocent. They can’t arrest him. My dad never stole a dollar in his life!”

Frank patted him on the shoulder.

“Brace up, old chap,” he advised. “It looks pretty bad just now, but your father will be able to clear himself, never fear.”

“I⁠—I’ll have to tell mother⁠—,” stammered Slim. “This will break her heart. And my sisters⁠—”