| Year | 1954 |
| Date | 22-Jul |
| Volume | 111 |
| Issue | 2,774 |
| Page | 104 |
| Category | Workshop |
| Part | |
| Title | Electroforming Small Components |
| Author | R.H.Mapplebeck |
| Notes | The wax matrix, the plaster mould and casting, the finished ventilator for deck mounting, the plating bath, a diversion, conclusion, photographs by M.Townley |