[LYING AT FULL LENGTH ON THE GROUND, WAS PROFESSOR SNODGRASS.]


[CHAPTER XXV]
THE HIDDEN MAN

“Someone has attacked him!” cried Ned.

“Maybe it was Noddy Nixon and his crowd,” added Bob. “Quick, Jerry! Let’s help him.”

“I’m getting there as fast as I can,” replied the tall lad. “But I don’t believe any one has attacked him. He’s all alone.”

“He’s hurt, anyhow,” declared Jim Nestor.

“His foot is caught,” added Mr. Brill. “I guess he must have stepped on a loose rock, and it rolled over on him, pinning him fast. I hope his leg isn’t broken.”