| A | B |
| George Pullman | Invented comfortable sleeping cars for trains |
| Cornelius Vanderbilt | The railroad baron--who built a home that had 4 acres of living space! |
| James Hill | The railroad developer of the Great Northern railroad---built without Congressional aid |
| Henry Bessemer | Came up with an improved process of making good quality steel |
| Andrew Carnegie | Born in Scotland, became the steel baron and philanthropist |
| Montgomery Ward | Created an early mail order company |
| J.P. Morgan | The banking baron |
| John D. Rockefeller | The oil baron and founder of Standard Oil company |
| Samuel F.B. Morse | Inventor of the telegraph |
| Alexander Graham Bell | Invented a workable telephone |
| Thomas Alva Edison | Worked in an invention factory; made the "night" shift possible |
| Elijah McCoy | African American inventor--came up with a way to oil engines automatically |
| Granville Woods | African American inventor--found a way to send telegraphs between moving trains |
| Jan matzeliger | African American inventor--came up with an automated shoe making machine |
| Christopher Sholes | Invented the typewriter |
| Gustavus Swift | Invented refrigeration |
| George Eastman | Came up with a handheld camera |
| Henry Ford | Found a way to make cars economically |
| Orville Wright | With my brother, we proved we had the "wright" stuff and invented a flying machine |
| Wilbur Wright | A former bicycle maker--invented a flying machine |
| Frederick Taylor | An early "efficiency" expert and time study engineer |
| Terence Powderly | Worked with an early labor union known as the Knights of Labor |
| Samuel Gompers | A cigar maker who established the American Federation of Labor |
| Scabs | Poor immigrants who often worked as strike breakers |
| Mother Jones | A dress maker until the Chicago Fire, she worked to organize coal miners and brought attention to child labor |
| Mrs. Oleary's Cow | Legend says I kicked over a lantern and caused the Great Chicago Fire |