How did they raise Chicago?

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Tags

1. #jacks
2. #raising
3. #owners
4. #jackscrews
5. #public
6. #hydraulic
7. #private
8. #chicago
9. #raised
10. #central
11. #buildings
12. #funded
13. #1850s
14. #piecemeal
15. #physically
16. #during
17. #level
18. #property
19. #sidewalks
20. #carried
21. #funds
22. #1860s
23. #engineers
24. #streets