Harry Castlemon,
The Mystery of Lost River Canyon
“ A second later the current caught the bow of the little craft, which, in spite of all George could do to prevent it, swung around as if she had been hung on a pivot, and started with railroad speed toward the black mouth of the canyon, which seemed to yawn close in front of them.“Steady! There is no danger,” said Bob, encouragingly, as his companion suddenly faced about on his seat, revealing a face that was as pale as death itself. ”
