Across
- 3. First transcontinental ___ line complete
- 6. First transcontinental railroad completed in
- 8. Ward added ____ pictures to ease customers
Down
- 1. Used by many countries in late 1800s
- 2. Edison's 1870's invention
- 4. Decade which people began to use telephones
- 5. George Eastman's _____ camera
- 7. Last name of telephone inventor