| Year | 1935 |
| Date | 11-Jul |
| Volume | 73 |
| Issue | 1,783 |
| Page | 41 |
| Category | Pump |
| Part | |
| Title | Pumps for Model Steam Engines |
| Author | H.Muncaster |
| Notes | Sectional elevation and plan of Edwards type air pump, of circulating pump, section through valve box, plan of circulating pump, sectional elevation and plan of feed pump |