| Year | 1939 |
| Date | 22-Jun |
| Volume | 80 |
| Issue | 1,989 |
| Page | 724 |
| Category | Springs |
| Part | |
| Title | Laminated Springs |
| Author | S.Lees |
| Notes | How to make correct springs. Rough plates clamped in vice for levelling, suspension eyes fitted, buckle marked for bending and shaped, method of locking "keep" in buckle, quantities, a simple method of locking plates, spring for pony trailer truck |