| 1. The Development of Steam Boats | 11. Steps Toward the Use of Motor Trucks |
| 2. The Development of the Automobile | 12. The Improvement of Highways |
| 3. The Development of the Airplane | 13. The Evolution of Good Sidewalks |
| 4. The Development of the Bicycle | 14. The Development of the Telephone |
| 5. The Story of Roller Skates | 15. Improved Railway Stations |
| 6. The Development of Comfort in Travel | 16. The Use of Voting Machines |
| 7. The Story of the Sleeping Car | 17. The Protection of the Food Supply |
| 8. The Development of the Dining Car | 18. The Increase of Forest Protection |
| 9. Comfort in Modern Carriages | 19. The Work of the Weather Bureau |
| 10. The Development of the Mail System | 20. The Development of the Wireless Telegraph. |