This book explains how to use proportions to solve problems while examining the obstacles that were overcome to complete the first transcontinental railroad. Chapter Titles: New Ideas for a Growing Country, Early Trains, Starts and Stops in Government, Railroad Schemes, The Workers, Changing Ways of Life, Race to the End, The Railroad Legacy.
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语言 英语 ● 格式 PDF ● 网页 32 ● ISBN 9781435841598 ● 出版者 The Rosen Publishing Group, Inc ● 发布时间 2006 ● 下载 3 时 ● 货币 EUR ● ID 8666148 ● 复制保护 Adobe DRM
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