S Tier – Most impactful
S
10. Steam Engine
25. Factory System
26. Cotton Gin
9. Steam Locomotive
5. Spinning Jenny
A
2. Sewing Machine
8. Steamship
21. Internal Combustion Engine
16. Bessemer Process
24. Water Frame
B
6. Telegraph
14. Pneumatic Tire
27. Typewriter
13. Anesthesia
18. Metallurgy
19. Dynamite
C
12. Photograph
11. Phonograph
23. Voltaic Pile
22. Electromagnet
17. Spectrometer
15. Portland Cement
D
28. Difference and Analytical Engines
3. Flying Shuttle
20. Motorcycle
7. Food Canning
1. Ways to Mine Iron
4. Spinning Mule
