Gamp. "Never had so much fuf-fuf-fuf-fuf-fun in all my bub-born days!"

"We had them on a string, like a kite," murmured Bruce Browning.

"And that's what made them soar," chuckled Griswold.

Just as the street was reached, Frank gave a slight exclamation, and quickly forced his way through the crowd toward a man who was near at hand.

That man was the mysterious stranger.

The unknown seemed to be watching Merriwell, for he whirled about and hastened away the moment Frank started in his direction.

"Oh, I want to get my hands on that fellow!" grated Frank.

The man did his best to escape, but Merriwell was close after him. The stranger hurried along a street, and Frank broke into a run. Then the unknown glanced over his shoulder, and started to run himself.

"Hold on!" commanded Frank.

That made the stranger run the faster.