| A | B |
| Peter Cooper | Invented the steam locomotive |
| Robert Fulton | The inventor of the steamboat |
| Elias Howe | Invented a machine to sew seams in fabric |
| Cyrus McCormick | Inventor of the mechanical reaper for grain |
| Samuel F.B. Morse | Invented the telegraph |
| Samuel Slater | Memorized the plans for spinning machines and built a steam-powered textile mill from memory |
| Isaac Singer | Improved the sewing machine |
| Eli Whitney | Invented interchangeable parts and the cotton gin |
| Daniel Boone | Pioneer who helped clear the Wilderness Road and led settlers into Kentucky |
| Henry Clay | Senator who persuaded Congress to approve the Missouri Compromise |
| Nat Turner | Leader of a violent revolt against slavery |