| Year | 1990 |
| Date | 02-Nov |
| Volume | 165 |
| Issue | 3,884 |
| Page | 550 |
| Category | Garden Gauges |
| Part | 5 |
| Title | Re-Engineering the Mamod Locomotive |
| Author | Peter Jones |
| Notes | Describes how to upgrade this popular mass-produced locomotive. Piston groove packing, replacement cylinder covers |