| Year | 2004 |
| Date | 20-Feb |
| Volume | 192 |
| Issue | 4,215 |
| Page | 218 |
| Category | Keith's Column |
| Part | 27 |
| Title | Logger & Slogger. American Type 2-8-2 Locomotives for 5in. and 7 1/4in. Gauges |
| Author | Keith Wilson |
| Notes | Donkey pump design and construction. Blockhead, ports, steam chest, rods, covers and spacers, pumps, Wilson's Words of Wisdom |