“There is no reason why you should remain longer,” said Frank, in a businesslike manner. “You may go.”

“Werry well. Mabe as ’ow I ’ad better leave my haddress, in case you should change your mind.”

“You may save yourself the trouble.”

“It is ’ard to be wrongly judged, sir, but it is hoften the way in this world. Good-day, young sir.”

Mr. ’Awkins seemed to give up in despair, and he was about to leave the room when something of a startling nature happened.

There was a crash of glass, and an object came through the window and landed on the floor within three feet of Frank Merriwell.

A single glance was enough to show the boy what the object was, for a smoking, burning fuse was attached to it!

Inza uttered a cry of terror, while her father exclaimed:

“What is it?”

“A bomb!” gasped ’Arry ’Awkins.