| Year | 1924 |
| Date | 06-Nov |
| Volume | 51 |
| Issue | 1,228 |
| Page | 518 |
| Category | Educational |
| Part | |
| Title | Railway Class Instruction Models |
| Author | Arthur Goldsbrough |
| Notes | A Railway Class Three-cylinder Instruction Model. Joy's motion, Walschaerts valve motion, some earlier models, compound engine showing shaft governor |