Across
- 3. John Philip Holland (9)
- 5. Thomas Edison (5,4)
- 6. Wright Brothers (Orville and Wilbur Wright)(8)
- 11. Carl Djerassi (13,4)
- 13. Michael Faraday (8,9)
- 14. John Logie Baird (10)
- 15. Alexander Graham Bell (9)
Down
- 1. Guglielmo Marconi (5)
- 2. Alexander Fleming (10)
- 4. Karl Benz (10)
- 7. Charles Babbage (8)
- 8. Joseph Nicéphore Niépce (10)
- 9. Christopher Latham Sholes (10)
- 10. Johannes Gutenberg (8,5)
- 12. Robert Goddard (6)