| Year | 1931 |
| Date | 10-Sep |
| Volume | 65 |
| Issue | 1,583 |
| Page | 261 |
| Category | Model Marine Notes |
| Part | |
| Title | Speed Boat Hull Design |
| Author | One Who Knows Nothing About It |
| Notes | Main forces acting on hull, thrust lines, force due to angularity of propeller shaft, transverse forces on hull, capsizing effect of tangential thrust |