History
Across
- 3. what was an important resource that US grow
- 5. what mode of transportation was used to cross the ocean to get to the Us
- 6. developed steel empire
- 8. what transportation project did most Irish men work on
- 9. where did immigrants come from before 1800s
- 11. Immigration Entrance
- 12. scientific inventions
Down
- 1. process of combining all railroads into one large one
- 2. what religion dominated the 1880s
- 4. developed telephone
- 6. what bill was passed to limit Chinese immigration
- 7. what shiny material drew miners to come to CA
- 10. width between railroad tracks