Across
- 1. Developed safer elevators
- 4. Patented telephone
- 5. Share of a business
- 7. Over 10 stories
- 9. Communication capability on trains
- 11. Mass______?
- 12. Less crowded, just outside of cities
- 14. Main means of shipping goods and materials
- 16. Rapid growth of cities
- 17. Invests money to make money
Down
- 2. Overcrowded housing, usually new immigrants
- 3. Designed Central Park
- 6. Protective tax on imports
- 8. Form of collective business ownership
- 10. patented light bulb
- 13. Free enterprise
- 15. Improved quality allowed advancements