| Year | 1992 |
| Date | 06-Nov |
| Volume | 169 |
| Issue | 3,932 |
| Page | 578 |
| Category | Countryman's Steam |
| Part | |
| Title | Some Undertype Engines |
| Author | John Haining |
| Notes | Discusses some little known types. Manning Wardle single cylinder, Isaac Boulton, E.C. & F.Turner's two cylinder, French engine by A.Pecard, Tangyes, Robey mining engine, three throw crank well pump, Ken Hyder at Knowl Hill |