American Westward Expansion
Includes maps of the Lewis & Clark Expedition 1804, the Santa Fe Trail 1821, the Oregon Trail
1835, the Mormon Pioneer Trail of 1846, the Pony Express Route 1860, the Overland Trail 1862
and Key Dates of Expansion. Also, several other trails are described and a story on frontier
transportation explain the important role of the transcontinental railroad and the railroad
companies.

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