| A | B |
|---|
| Jonas Salk | Developed first polio vaccine |
| Davy Crockett | One of the most famous frontiersmen in U.S. history |
| Henry Ford | Maker of the Model Tin 1908 |
| Jane Addams | American social worker and humanitarian |
| Helen Keller | Conquered physical handicaps (deaf and blind) and made conditions better for the blind |
| Pierre Charles L'Enfant | Buider who drew up the plans for Washington D.C. in 1791 |
| Christopher Columbus | a famous explorer who discovered North America |
| Meriwether Lewis / William Clark | was an American soldier and explorer |
| Cyrus Mc Cormick | invented the mechanical reaper |
| Louis Pasteur | developed first successful rabies vaccine pastuerization |
| Louis Daguerre | French inventor and painter; first forms of photographic print |
| Harriet Tubman | led more than 300 slaves to freedom |
| Daniel Boone | most famous pioneer of colonial times |
| Clara Barton | devoted her life to the good of humanity and founded American Red Cross |
| Elanor Roosevelt | most active first lady in American history (wife of President Franklin D. Roosevelt) |
