| Year | 1966 |
| Date | 01-Apr |
| Volume | 132 |
| Issue | 3,294 |
| Page | 310 |
| Category | Steam |
| Part | |
| Title | Steam Engine Design |
| Author | K.N.Harris |
| Notes | Modifications to the 5 in. gauge 0-6-0 tank locomotive Speedy. Piston valve layout, the valve spindle, girder frame re-design, the return crank, fittings unnecessary? |