| Year | 1921 |
| Date | 20-Oct |
| Volume | 45 |
| Issue | 1,069 |
| Page | 328 |
| Category | Model Marine Notes |
| Part | 5 |
| Title | Practical Model Power Boat Building |
| Author | Edward W.Hobbs |
| Notes | The Tugboat. Details of stern tube & driver, sketch plan of steam trawler, generala arrangement of model ocean-going tugboat, details of smokebox |