| Year | 1972 |
| Date | 06-Oct |
| Volume | 138 |
| Issue | 3,450 |
| Page | 971 |
| Category | Pump |
| Part | |
| Title | Steam Feed Pumps |
| Author | John Haining |
| Notes | Worthington Duplex Pump, Weir single-cylinder direct-acting pump, triple-expansion pump, direct-acting inside packed plunger pump, compound direct-acting pump with Corliss valve gear |