| Year | 1929 |
| Date | 21-Mar |
| Volume | 60 |
| Issue | 1,454 |
| Page | 269 |
| Category | Model Marine Notes |
| Part | 17 |
| Title | Model Yacht Design |
| Author | "Kappa" |
| Notes | "The Twenty-four Steps". Sail plan of A Class six metres, sheer, body and half breadth plans of model A Class six metres |