3.  Samuel F.B. Morse  Messages sent over wire  Messages were able to be sent far quicker than mail or the Pony Express

4.  Elias Howe  Revolutionized the way that clothes are made in homes and factories

5.  Henry Bessemer  Process for purifying iron, resulting in strong, but lightweight steel  Led to construction of skyscrapers, suspension bridges, etc.

6.  Elisha Otis  Develops a mechanism that prevents elevator cars from suddenly falling

7.  Edwin Drake  Found in Titusville, Pennsylvania  Helped spur growth of many other industries, such as automobiles, construction, etc.

8.  Gustavus Swift and J.B. Sutherland  Food able to be transported from coast to coast without risk of spoilage

9.  George Westinghouse  Helped trains stop more quickly and safely

10.  Alexander Graham Bell  Communication between people faster, and more efficient

11.  Thomas Edison  Extends the length of the workday for many Americans  Eventually, he installs a street lighting system in New York City

12.  John Augustus Roebling  First suspension bridge  Longest suspension bridge in world at the time

13.  Granville Woods  Helps run steam powered trains

14.  Made it easier to set train schedules between towns  Globe divided into 24 time zones, one for each hour of the day

15.  Granville Woods  Communication improved between train stations

16.  Guglielmo Marconi  Leads to the development of the radio

17.  Factory production of automobiles began, making travel quicker and cheaper  Automobiles transformed how we live

18.  Orville and Wilbur Wright  Revolutionized travel and communication (quicker, cheaper, easier)