Ft. In another second or two it was solid white and still again. I set perfectly still then, listening to my heart thump, and I reckon I didn't draw a breath while it thumped a hundred. I just give up then. I knowed what the matter was. That cut bank was an island, and Jim had gone down t'other side of it. It warn't no towhead that you could float by in ten minutes. It had the big timber of a regular island; it might be five or six miles long and more than half a mile wide. I kept quiet, with my ears cocked, about fifteen minutes, I reckon. I was floating along, of course, four or five miles an hour; but you don't ever think of that. No, you FEEL like you are laying dead still on the water; and if a little glimpse of a snag slips by you don't think to yourself how fast YOU'RE going, but you catch your bre.