WHO DID THAT?

1. _________________________ Telegraph

2. _________________________ Light bulb

3. _________________________ Telephone

4. _________________________ Steamboat

5. _________________________ Cotton Gin

6. _________________________ Mechanical Reaper

7. _________________________ First transatlantic cable

8. _________________________ Interchangeable parts for manufacture of rifles

9. _________________________ Steel plow

10. ________________________ Air brake; alternating current

11. ________________________ Automatic Circuit Breaker

12. ________________________ Sewing machine

13. ________________________ “Tom Thumb”

14. ________________________ He developed new plants through crossbreeding

15. ________________________ He developed new products from peanuts/soybeans

16. ________________________ Chemical family

17. ________________________ He used branch slaughterhouses & refrigeration

18. ________________________ Tobacco family

19. ________________________ He formed U.S. Steel

20. ________________________ Steamship and Railroad Magnate

21. ________________________ Oil Baron

22. ________________________ He discovered that the mosquito transmits
yellow fever.

23. ________________________ Polio vaccine

24. ________________________ Oral polio vaccine