Chapter V: Part FOUR

FIRST ACROSS THE ROCKIES--HOW MACKENZIE CROSSED THE NORTHERN ROCKIES AND LEWIS AND CLARK WERE FIRST TO CROSS FROM MISSOURI TO COLUMBIA

CHAPTER X

FIRST ACROSS THE ROCKIES

How Mackenzie found the Great River named after him and then pushed across the Mountains to the Pacific, forever settling the Question of a Northwest Passage

CHAPTER XI

LEWIS AND CLARK

The First White Men to ascend the Missouri to its Sources and descend the Columbia to the Pacific--Exciting Adventures on the Cañons of the Missouri, the Discovery of the Great Falls and the Yellowstone--Lewis' Escape from Hostiles