Across
- 1. helped clean cotton faster
- 3. an inhumane form of free labor for a specific age group
- 4. helped people travel along the Midwest
- 5. something that helped improve transportation
- 6. a period where industrial wo
- 7. Common place of work in the industrial revolution
- 9. helped make steel cheaper and easier to produce
Down
- 2. A railroad that spanned from west to east of North America
- 8. A invention that helped communications from far distances
- 10. helped transport goods across the Midwest
