| Year | 1924 |
| Date | 01-May |
| Volume | 50 |
| Issue | 1,201 |
| Page | 505 |
| Category | Practical Letters from Our Readers |
| Part | |
| Title | Model Beam Engines |
| Author | G.F.Tyas |
| Notes | Elevation and plan of beam type double ram steam pump for 2,500 gallons per hour, by Messrs Bennett & Sayer, Derby 1905 |