"I believe the Laning girls are stopping with you," put in Sam.
"Yes, Nellie and Grace came up some time ago. You see, our girl, Addie, gits tired being on the farm with only her mother, so we invited her cousins to come up for a spell. They've had some pretty good times together, so far, skatin' and sleighin', and the like. They are all anxious to see you."
John Barrow had brought with him his wagon, and into this their outfit was dumped, and a minute later they were off, down the winding and rough road running along the bank of the river, which was now frozen to a thickness of a foot or more and covered with several inches of snow.
"You say you know this locality," observed Dick, as they bumped along over the frozen ground. "Do you know the spot where Bear Pond empties into Perch River?"
"I know several such spots, my lad."
"Several!" came from all of the Rover boys.
"Yes, several. You see the ground around the pond is marshy, and the heavy rains cut all sorts of gullies here and there, so the pond empties into the river, now, at five or six p'ints."
"Are these points very far apart?" asked Sam, in dismay. "You see, I'm very anxious we should know the exact particulars."
"Indeed!" John Barrow looked at them
