CHAPTER VII

. Lieutenant Ives Explores to Fortification Rock—By Trail to

Diamond Creek, Havasupai Canyon, and the Moki Towns—Macomb Fails in an Attempt to Reach the Mouth of Grand River—James White’s Masterful Fabrication

## CHAPTER VIII . 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

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