| Year | 1977 |
| Date | 07-Oct |
| Volume | 143 |
| Issue | 3,570 |
| Page | 1,103 |
| Category | Locomotive |
| Part | 6 |
| Title | "Greene King". A Southern Railway S.15 for 3 1/2 in. gauge |
| Author | Martin Evans |
| Notes | Deferring movement decision, risk of fouling, general arrangement of valve gear, further design points, valve gear components |