LIST OF ILLUSTRATIONS

[They crept, wriggled and crawled toward the machine. The air was stifling and they could hardly breathe, but, groping in the smoke and darkness, Carl finally got his hands on the truck.]

["Now, scouts," said Mr. Hawke, amused at their excited exclamations, "we'll put this together, and I'll show you the model of the 'Thunder Bird Aeroplane.'"]

[Carl stopped short. In front of him stood a tall, stately, blanketed Indian. His whole face was hideously painted in various colors, and his countenance was set and expressionless.]

[The struggle promised to be a long and hard one if Carl were left to fight it alone. But this the other boys did not propose to allow, and they immediately began to cross on the rope ladder.]