| Year | 2001 |
| Date | 27-Jul |
| Volume | 187 |
| Issue | 4,151 |
| Page | 79 |
| Category | Road Steam |
| Part | 18 |
| Title | Savage's Little Samson in 3in., 4in. (and other) Scales |
| Author | Martin Wallis |
| Notes | Machining and assembling the differential unit. Gear ring register, leave oversize, windows or pins next? Recommended, best compromise, plan 'B', plain sailing, assembly, bushes and spindles, cast bevel gears, supplier |