Frank began to drop them out the window upon the big castle below, and every one that struck burst with a loud report, and blew up a portion of the building.

Zamora peered down through a powerful spyglass and suddenly exclaimed in anxious tones:

“The pirates are evacuating the town.”

“I see them going in their rowboats,” Frank replied.

“There go some from the castle.”

“Can you distinguish them?”

“Several—yes, and there’s Diavolo.”

“The captain, eh?”

“He carries some one in his arms, and—ah, by heavens! it’s my boy! It’s my boy, Mr. Reade.”

“I see him.”