| Year | 1990 |
| Date | 15-Jun |
| Volume | 164 |
| Issue | 3,875 |
| Page | 754 |
| Category | Railway |
| Part | 3 |
| Title | Vacuum Brakes. An Automatic Vacuum Braking System as used by Birmingham S.M.E. |
| Author | Brian Hughes |
| Notes | Described. The brake rigging, setting up brake rigging, no close fits needed, the vacuum limit valve, Simplex by Ray Bainbridge |