Across
- 3. Railway Australia
- 6. electrical signals
- 7. milk and vegetables
- 8. oil lamps were
- 10. Bulb 1879
- 11. canal fast travel 1869
- 12. when people woke
Down
- 1. _____ communication sent by electromagnetic waves
- 2. wealthy people could afford luxuries before
- 4. Cities ___ had lighting
- 5. long distance dots
- 9. 1879 invention first used