| Year | 1983 |
| Date | 20-May |
| Volume | 150 |
| Issue | 3,705 |
| Page | 596 |
| Category | Nautical |
| Part | 8 |
| Title | A Compound Marine Engine |
| Author | A.A.Leak |
| Notes | Valve gears, eccentric straps, eccentric sheaves, eccentric rods, valve gear, H.P. valve and liner, H.P. piston valve, L.P. balanced slide valve |