Today’s Free Video This video can be found here: http://www.youtube.com/watch?v=gR7oHh-fXUw&list=PLGS3fAD5oiCTMTmCfxmqMhNmsxXOU07jK Download the lesson plan for this content below! What content does this lesson plan cover? Content Reading Guide: Big Business in the Late 1800s and Early 1900s In 1873, Andrew Carnegie left the railroad business and joined the steel industry. By
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