| Year | 1956 |
| Date | 05-Apr |
| Volume | 114 |
| Issue | 2,863 |
| Page | 551 |
| Category | Steam |
| Part | |
| Title | Some unusual steam engines |
| Author | C.E.Page |
| Notes | James Watt design to minimise the effects of reciprocation, the Davies-Bishopp engine, drove printing press, universal joint action, Beaumont Tower engine. Hooke's joint, Hardy-Spicer coupling, eliminating rolling friction, Hult rotary steam engine |