| Year | 1919 |
| Date | 20-Nov |
| Volume | 41 |
| Issue | 969 |
| Page | 467 |
| Category | Pump |
| Part | |
| Title | Model Hydraulic Rams |
| Author | B.C.J. |
| Notes | Diagrammatic view showing the principle of action, side & end elevation & plan of body casting & pulse valve, model installation with a short straight drive pipe, with a long coiled drive pipe |