"Hello!" he cried excitedly. "Someone is coming."

"Sure enough," echoed Dave, also arising. "Why, I noticed that man
in Millville. Can it be possible that he has followed me? I didn't
know it, if he has."

The boys stood motionless, awaiting the coming up of the intruder.
He was a brisk, smart looking man. There was something in his sharp
way of glancing at things that made Dave think of a lawyer. The
stranger came up within a dozen feet of them. Then he halted, took
in the flying machine with a grim smile, and then looked the young
aviators over from head to foot.

"Reckon I've landed on both feet," he observed, a confident,
satisfied drawl in his voice.

"What do you mean by that?" inquired Dave.

"Why, I've been looking out for an airship said to be cruising
around this neighborhood. Truck farmer said he saw one early this
morning. Then I noticed you in town. I think you'll understand me,
young man," continued the stranger, "when I say that I'm on the hunt
for a chap about your size running a stolen airship, and whose name
is Jerry Dawson."

"Why," exclaimed Dave with a quick start, "so are we!"