Suddenly he made a panther-like leap forward.

So swift was his action that the villain was taken off his guard.

Old King Brady actually succeeded in getting hold of his arm.

A hissing curse broke from Van’s lips.

He aimed a murderous blow at Old King Brady.

But the old detective dodged it.

He would have had his man then and there but for an unlooked-for incident.

When Harry saw the old detective grapple with Van, he also saw Collins perform a strange act.

He raised the palm of his hand.

In it was a tiny revolver.