Chapter 24 A MYSTERIOUS ENEMY

"Here's a good place to make the fort," said Russ as he and Laddie reached the beach not far from Cousin Tom's bungalow and looked about them. "We'll build the fort right here, Laddie, near this hill of sand."

"What's the hill for?"

"That's where we can put our flag. They always put a flag on a hill where everybody can see it."

"But we hav