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THE PRINTING PRESS AND THE BACK GROUND OF AMERICA
MECHANICS OF THE EMIGRATION
LIFE IN THE WILDERNESS
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agriculture Alfred Vail already Ameri American invention artisans became began bloomeries boat Boston British brought called canal century Charles civilization clipper ship clock coal colonies Colt Company cotton cylinder Cyrus Hall McCormick demand device early economic effect electricity Eli Whitney England English Europe fact factory farm farmers Fitch force Franklin frontier Fulton gold guns hand Henry history of invention important improvement industrial revolution inventor iron John Fitch John Stevens labor land later locomotive London machinery magnet manufacture Massachusetts McCormick mechanical mills mind Morse moved never Oliver Evans operation patent Pennsylvania Philadelphia printing produced railroad reaper record revolver rifle river sailed Samuel Samuel Colt Samuel F. B. Morse Samuel Slater scientific seems sewing machine social society South steam engine steamboat story telegraph things tion trade turned United Vail Virginia Washington wheels Whitney wire Yankee York