6.1-6.6

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Across
  1. 1. don't need skills to work in the factories
  2. 4. founded standard oil company
  3. 6. laid groundwork
  4. 8. farm prices falling
  5. 10. steel company
  6. 13. gold rush
  7. 16. expansion
  8. 17. economic opportunity
  9. 19. factories
Down
  1. 2. stuck in debt
  2. 3. higher education
  3. 5. started gilded age
  4. 7. caste system
  5. 9. Irish
  6. 11. 1862
  7. 12. useful for machines
  8. 14. unprecedented growth
  9. 15. born enslaved
  10. 18. spread throughout the united states