The One-armed Knight--A Bold Attack on the Canyons--Powell and His Men--The Wonderful Voyage--Mighty Walls and Roaring Rapids--Capsizes and Catastrophes CHAPTER IX.

A Canyon of Cataracts--The Imperial Chasm--Short Rations--A Split in the Party--Separation--Fate of the Howlands and Dunn--The Monster Vanquished CHAPTER X.Powell's Second Attack on the Colorado--Green River City--Red Canyon and a Capsize--The Grave of Hook--The Gate of Lodore--Cliff of the Harp--Triplet Falls and Hell's Half-Mile--A Rest in Echo Park CHAPTER XI.

An Island Park and a Split Mountain--The White River Runaways--Powell Goes to Salt Lake--Failure to Get Rations to the Dirty Devil--On the Rocks in Desolation--Natural Windows--An Ancient House--On the Back of the Dragon at Last--Cataracts and Cataracts in the Wonderful Cataract Canyon--A Lost Pack-Train--Naming the Echo Peaks CHAPTER XII.

Into the Jaws of the Dragon--A Useless Experiment--Wheeler Reaches Diamond Creek Going Up-stream--The Hurricane Ledge--Something about Names--A Trip from Kanab through Unknown Country to the Mouth of the Dirty Devil CHAPTER XIII.

A Canyon through Marble-Multitudinous Rapids--Running the Sockdologer--A Difficult Portage, Rising Water, and a Trap--The Dean Upside Down--A Close Shave--Whirlpools and Fountains--The Kanab Canyon and the End of the Voyage CHAPTER XIV.