| Year | 1920 |
| Date | 05-Aug |
| Volume | 43 |
| Issue | 1,006 |
| Page | 103 |
| Category | Steam |
| Part | |
| Title | Notes on the Construction of a Model V.C.F. Boiler and Vertical Engine |
| Author | W.P.Walker |
| Notes | A model steam plant comprising a vertical centre flue boiler & a Stuart No. 7 vertical steam engine, gunmetal safety valve, water gauge, pressure gauge syphon, steam stop valve, sectional elevation of boiler |