| Year | 1925 |
| Date | 28-May |
| Volume | 52 |
| Issue | 1,257 |
| Page | 597 |
| Category | Internal Combustion |
| Part | |
| Title | Some Workshop Engines and Experiences |
| Author | Robert Harring |
| Notes | Converting the Old Car Engine. A 1/2-h.p. gas engine, corner of workshop, 300-watt dynamo,converting a Siddley car engine, various details, an Allday's twin, a Singer car engine, switchboard, a simple saw bench, conclusions and a warning |