him in size and strength, Tom knew they were cowards.
"If you're looking for anything I guess I can accommodate you," he said, coolly.
"Come on, Andy," urged Sam. But, somehow Andy hung back. Perhaps he didn't like the way Tom squared off. The young inventor had let down the rear brace of his motor-cycle, and was not obliged to hold it, so he had both hands free.
"We ought to lick him good and proper," growled the squint-eyed lad.
"Well, why don't you?" invited Tom.
He moved to one side, so as not to be hampered by his wheel. As he did so he knocked from the handle bars the valise of tools. They fell with a clatter and a thud to the pavement, and the satchel came open. It was under a gas lamp, and the glitter of the long-handled wrenches and other implements caught the eyes of Andy and his crony.
"Huh! If we fought you, maybe you'd use some of them on us," sneered Andy, glad of an excuse not to fight.
Tom quickly picked up his valise, shutting it, but he was aware of the close scrutiny of the two vindictive lads.
"I don't fight with such things," he said, some-
