| Year | 1930 |
| Date | 03-Apr |
| Volume | 62 |
| Issue | 1,508 |
| Page | 314 |
| Category | Nautical |
| Part | |
| Title | An Electric Working Model of the Mersey Docks |
| Author | |
| Notes | Accomplished through electricity, a magic lock, how the model works, 150 miles of wire, a valuable advertisement |