Waves of Westward Expansion
{"Image DocumentName": "Waves of Westward Expansion", "Image ImageDescription": "s \u2013 1800s \u2013 Pioneers crossed the Appalachian Mountains and settled the Mississippi and Ohio River valleys s \u2013 1860s \u2013 Settlers from Europe, East Coast of U.S., and Midwest went to fertile valleys of Oregon and the goldfields of California s \u2013 1900 \u2013 Pioneers settled the Great Plains \u2013 turned grassland into farmland, Homestead Act, 1862 \u2013 made travel possible for many.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}