| Year | 1976 |
| Date | 16-Jul |
| Volume | 142 |
| Issue | 3,541 |
| Page | 706 |
| Category | Locomotive |
| Part | 16 |
| Title | Model Locomotive Construction for Beginners |
| Author | Martin Evans |
| Notes | Valve gears (continued). Other valve gears, Jones, Beames valve gear, Greenly's corrected motion, Deeley cross-drive valve gear, Churchward's "scissors" valve gear, valve gears for 3- & 4-cylinder engines, 'scissor' gear, Holcroft gear, Gresley conjugated |