Download or read book Twelve Inventions which Changed America written by Gerhard Falk and published by Rowman & Littlefield. This book was released on 2013 with total page 253 pages. Available in PDF, EPUB and Kindle. Book excerpt: Gerhard Falk describes twelve inventions that transformed the United States from a rural and small-town community to an industrial country of unprecedented power. The book is both a sociological analysis and a history of technology in the United States in the past two hundred years.