"Come along, you!" he cried, looking back. "If you want a race, come on, and I'll give you the run of your life!"

CHAPTER V

JIMMIE TAKES A RUN IN THE AIR

The white aeroplane flashed by, going farther to the east, and Ned laid a hand on Leroy's arm as he was about to increase speed.

"Don't hurry," he said, almost screaming the words into the boy's ear.

"I don't want him to beat me!" the driver called back.

"Let him go," Ned commanded. "Play about the scenery a little while, and then we'll go back to Lima."

"Let me catch him!" pleaded Leroy. "Just let me chase around him a couple of times. I want to see him make a sneak when he sees the Nelson in action!"

"Can you do it?" asked Ned.

"Sure I can do it. Just give me a chance. There isn't a machine in the world that can win a race against the Nelson!"