They had traveled six hours and had covered twenty-five miles instead of fifteen! Where was the waterfall?
There was a little more of anxiety in Wabigoon's eyes when they resumed their journey after dinner.

Again and again Rod looked at his map, figuring out the distances as drawn by John Ball, the murdered Englishman.

Surely the second waterfall could not be far away now! And still hour after hour passed, and mile after mile slipped behind them, until the three knew that they had gone fully thirty miles beyond where the cataract should have been, if the map was right.

Twilight was falling when they stopped for supper.

For the last hour Mukoki had spoken no word.