“But——”

“No argument!” he snapped. “You’re trespassing here. Get away, now. Make tracks.”

“We won’t damage anything,” piped Chet.

“Do you hear me? Get off this island at once! Clear out, and be quick about it!”

The stranger glared at them angrily. Frank saw that nothing would be gained by arguing the matter. He shrugged.

“All right, sir.”

“Thanks for the hospitality!” sang out Chet, as the boys turned about and retraced their steps down the path.

CHAPTER II
Heading for Trouble

“Something queer about this business,” said Frank Hardy, as the three boys went back toward their ice-boat. “I don’t see why he should be so anxious to keep visitors off his old island. We weren’t doing any harm.”

“He’s a crab!” declared Chet. “Who is he, anyway?”