| Year | 1987 |
| Date | 04-Dec |
| Volume | 159 |
| Issue | 3,814 |
| Page | 671 |
| Category | Road Locomotive |
| Part | |
| Title | Improved Steering for the Clayton Wagon |
| Author | Bernard Lundberg |
| Notes | Details his researches and the ensuing changes to the model. Modifications to the model, a footnote |