"Here's that dollar I promised you."
The tramp received the money, beaming all over his face.
"Say," he observed, as he moved on, "if it wasn't that you've made me rich enough to retiree from business for a time, I'd offer to find the owner of that coat and the fellows who were with him."
"I'll do just that," said Dave to himself in a satisfied way.
Then, his hand resting on the card in his pocket, he added:
"What luck!"
CHAPTER XIII
HIRAM DOBBS AND THE BIPLANE
Dave walked straight along the fence. By the shortest route possible he reached the gateway entrance to the factory yard.
The tramp had put nimbly in the opposite direction. He was headed for the nearest business street, where he could spend some of the money that he had earned so easily.