man proceeded to fill the gasolene tank, while Tom adjusted the electrical mechanism of his aeroplane, Ned assisting by handing him the tools needed. Eradicate, who said he was named that because he "eradicated" dirt, was a colored man of all work, who had been in the service of the Swift household for several years. He and his mule Boomerang were fixtures.
"There, I guess that will do," remarked Tom, after testing the magneto, and finding that it gave a fat, hot spark. "That ought to send us along in good shape. Got all the gas in, Rad?"
"Every drop, Massa Tom."
"Then catch hold and help wheel the Lark out. Ned, you steady her on that side. How are the tires? Do they need pumping up?"
"Hard as rocks," answered Tom's chum, as he tapped his toe against the rubber circlets of the small bicycle wheels on which the aeroplane rested.
"Then they'll do, I guess. Come on now, and we'll give her a test before we start off. I ought to get a few hundred more revolutions per minute out of the motor with the way I've adjusted the magneto. Rad, you and Ned hold back, while I turn the engine over."
The youth and the colored man grasped the rear supports of the long, tail-like part of the
