"Now we know where he went!" he exclaimed, calling to one of his
men. "Go out to Colonel Josiah Whympers', Green, and see what traces you
can get of him." Then once more turning to the astonished boy, he went
on: "You see, we had a jail delivery here last night. A desperate
scoundrel managed to slip away undetected and we only found it out this
morning. And the man who got out was your old friend, Jules Garrone, the
French aviator, who was caught by the help of the Bird boys and their
bully little aeroplane! Get that, Frank?"




CHAPTER VII.


ANDY RECEIVES A SHOCK.

"Then it was Jules who set fire to our shed!" exclaimed the boy,
astounded.

"None other, you may be sure," replied Chief Waller, nodding his head.

"And made off on my wheel?" continued Frank, beginning to grasp the
truth.

"That's just what he did," went on the official. "Found he couldn't
steal your aeroplane and was bound to lay his hands on something
belonging to the Birds that would carry him out of danger. Glad you
came, Frank. I'll just call up all the surrounding towns and ask if a