"I don't believe that fellow was a lumberman. He wasn't dressed like the others and didn't act like them."
The rowboat was soon placed aboard of the houseboat once more, and the Dora continued on her course down the river. All told, a half hour had been lost, and the lumber raft was scarcely a speck in the distance.
"I'd like to know for certain if that was Dan Baxter on board," said Dick to Sam. "If it was, and he saw us, he'll do his best to make trouble again."
"Well, the best we can do, Dick, is to keep our eyes open."
"Do you think that lumber raft will tie up somewhere below here?" asked Tom.
"The raft is certain to tie up somewhere, Tom. But it may go a good many miles before that happens," answered the eldest Rover; and there the subject was for the time being dropped.
CHAPTER III
A "PEPPER" GHOST
Mrs. Stanhope and Mrs. Laning had been taking a nap, and they were much interested when they awoke and learned of what had occurred.
"Let us be thankful that the raft did not run us down," said Dora's mother, who was a widow.