| Year | 2016 |
| Date | 16-Sep |
| Volume | 217 |
| Issue | 4,543 |
| Page | 421 |
| Category | Stationary Engine |
| Part | 4 |
| Title | Agnes A Pollit & Wigzell Tandem Compound |
| Author | Peter Southworth |
| Notes | Wrote a detailed account of an engine that once powered a Yorkshire woollen mill. (Article taken from a book published by the late Peter Southworth in 2000). The governor, Whitehead governor, the flywheel, the barring engine |