136 BOBBSEY TWINS ON A HOUSEBOAT
hired boy might slip down to the houseboat that evening, with his uncle's address, but nothing was seen of him.
In the morning a strange thing happened.
Mr. Bobbsey and Captain White decided that it would be better to take the boat a little farther down Lemby Creek, and tie it fast to the bank in a more shady spot than the one opposite the farm buildings.
"It will be better fishing in the shade, too," Mr. Bobbsey said to the boys.
So the gasoline engine was started, and the boat started off. It had not gone very far, though, before Mr. Bobbsey, who was steering, called to Captain White to shut off the engine.
"What's the matter?" asked Captain White. "You're going farther than this; aren't you?"
"I wanted to, yes. But we can't go any farther."
"Why not?" asked Mrs. Bobbsey." Nothing has happened to the boat, has there, Richard?"
"No, not to the boat. But look there!" and Mr. Bobbsey pointed ahead. Stretched across a narrow part of Lemby Creek was a strong
