| German goldsmith and printer and the inventor of the printing press |
American inventor most known for the invention of the cotton gin |
scientist and inventor credited with inventing the telephone |
a toy inventor that is most famous for the Etch-a-Sketch |
American painter and inventor that created the Morse code system |
| American publisher and politician who invented the first typewriter and qwerty keyboard |
American inventor and scientist most known for the development of the phonograph and light bulb |
Scottish pharmacologist and biologist that discovered penicillin |
American engineer and inventor most known for inventing air conditioning |
an American engineer and inventor who developed the first steamboat and designed the first submarine |