Growth and Transformati23

Growth and Transformati23 - in conjunction with George...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Growth and Transformation After two great wars, the United States comes of age As early as 1844, Samuel F. B. Morse had perfected electrical telegraphy; soon  afterward distant parts of the continent were linked by a network of poles and wires. In  1876 Alexander Graham Bell exhibited a telephone instrument; within half a century, 16  million telephones would quicken the social and economic life of the nation. The growth  of business was speeded by the invention of the typewriter in 1867, the adding machine  in 1888, and the cash  register  in 1897. The linotype composing machine, invented in  1886, and rotary press and paper-folding machinery made it possible to print 240,000  eight-page newspapers in an hour. Thomas Edison's incandescent lamp eventually lit  millions of homes. The talking machine, or phonograph, was perfected by Edison, who, 
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: in conjunction with George Eastman, also helped develop the motion picture. These and many other applications of science and ingenuity resulted in a new level of productivity in almost every field. Concurrently, the nation's basic industry iron and steel forged ahead, protected by a high tariff. The iron industry moved westward as geologists discovered new ore deposits, notably the great Mesabi range at the head of Lake Superior, which became one of the largest producers in the world. Easy and cheap to mine, remarkably free of chemical impurities, Mesabi ore could be processed into steel of superior quality at about onetenth the previously prevailing cost....
View Full Document

This note was uploaded on 12/21/2011 for the course AMH AMH2010 taught by Professor Pietrzak during the Fall '10 term at Broward College.

Ask a homework question - tutors are online