| Year | 1925 |
| Date | 12-Mar |
| Volume | 52 |
| Issue | 1,246 |
| Page | 289 |
| Category | Model Marine Notes |
| Part | |
| Title | "Copper Nob", a Model without a Prototype |
| Author | H.L.Beeman |
| Notes | General arrangement of plant, profile of craft, part sectional elevation of engine, details, tugboat |