"What kind of a looking man was he?" asked Sam.
"Why, he was a tall, thin fellow with a very pointed chin, and bushy black hair and heavy black eyebrows. When he spoke his voice had a regular rumble to it."
At this description the Rover boys shook their heads. They could think of nobody they had met who would fit the picture.
"When was that man here last?" asked Dick.
"A couple of days ago. I didn't like him for a cent, but as the prisoners haven't been convicted of any crimes as yet I had to let 'em see their friends," explained the jail keeper.
"What of Sobber, Larkspur and the others?" questioned Tom.
"All safe enough. Nobody else is going to get out of here if I can help it," and the keeper shook his head decidedly.
The boys remained at the jail for a while longer, and heard the particulars of how the fire had originated and of how the prisoners had gotten away. Two of the men had kept together, but Crabtree had gone off by himself, and the last seen of him was when he was running for the river, which flowed some distance back of the jail.
"Let us go down to the river and take a look
