| Year | 1953 |
| Date | 29-Jan |
| Volume | 108 |
| Issue | 2,697 |
| Page | 139 |
| Category | Nautical |
| Part | |
| Title | East Anglia's first steamboats |
| Author | Ronald H.Clark |
| Notes | Some facts and speculation on the vessels and power plants. Murray's hypocycloidal engine by F.L.Folkard, Trevithick-Murray engine in privateer, "L'actif" - 1813, typical Maudslay table engine, engine too small |