| Year | 1955 |
| Date | 11-Aug |
| Volume | 113 |
| Issue | 2,829 |
| Page | 158 |
| Category | Pump |
| Part | |
| Title | Rotary Pumps and Motors. Further Examples of Vane Pumps |
| Author | "Artificer" |
| Notes | Jabsco flexible-vane, rotary exhauster for priming Hamworthy centrifugal pump, Barter compressor, roller vane pumps, Varley roller vane, pumps with non-rotating vanes, Cenco-Hyvac rotary, Deri-Sine rotary, oscillating vane pump, general characteristics |