| Year | 1989 |
| Date | 20-Oct |
| Volume | 163 |
| Issue | 3,859 |
| Page | 488 |
| Category | Railway |
| Part | 15 |
| Title | Making Tracks. The Design, Construction and Maintenance of Ground Level Miniature Railways |
| Author | Dennis Monk |
| Notes | Revised point motor control, track maintenance, in Spring, in Summer, in Autumn, in Winter, average versine method of checking curves, method of use, snow clearance |