Rob wheeled, and found himself looking into the muzzle of a gleaming rifle-barrel.
CHAPTER XII.
TUBBY'S PERIL.
"That's queer; I don't see a sign of him."
Merritt Crawford, on the return of the Boy Scouts with ropes and help, peered about the ledge for a trace of his leader, but in vain.
"He can't have gone over, too."
It was Blinky who suggested this alarming possibility.
"Don't suggest such a thing," protested Merritt. "Hullo, Tubby!—below there—are you all right?"