1. A Technological Revolution
Chapter 14
The Expansion of American Industry

2. Daily Life- 1865/1900 1865 Lighting Refrigeration mail 1900 PATENT
New items
Impact on US

3. Railroads Improve Transportation
Pre-1850’s
Early trains
Safety

5. Transcontinental Railroad
Post-Civil War impact on train

6. Transcontinental RR How it was built subsidies labor
Central Pacific v. Union Pacific

7. Transcontinental RR
Transcontinental Railroad
After 7 years, the two crews meet at Promontory Point, UT
The owner of Central Pacific RR, Leland Stanford drives the “golden spike”
Play-by-play is delivered to the nation via telegraph

9. Communication Advances
Telegraph
Samuel Morse
Morse Code
communication revolution

10. Communication Advances
Telephone
Alexander Graham Bell
AT&T
Early lines

11. Electric Power
Change in lifestyle
Industrial impact

12. The Wizard of Menlo Park “Opportunity is missed by most people because it is dressed in overalls and looks like work.”

13. Impact on electric Menlo Park inventions
Thomas Edison "Genius is one percent inspiration and ninety-nine per cent perspiration. Accordingly, a  'genius' is often merely a talented person who has done all of his or her homework."  
Impact on electric
Menlo Park
inventions

14. Electric’s Impact Refrigeration possible impact?
Workplace/new jobs impact?
Who is still without?

15. The Bessemer Process
Iron dependence
Bessemer Process
Advantages

16. Bessemer Process * allows for mass production of steel
** Before Bessemer:
Iron to steel: 3-5 tons/day
** After: 3-5 tons in 15 minutes
By 1880: 1 million tons of steel produced
By 1910: 25 million tons

17. The Brooklyn Bridge

18. The Brooklyn Bridge
Post-war NY growth
Local impact
Symbolic impact