| Year | 1906 |
| Date | 01-Mar |
| Volume | 14 |
| Issue | 253 |
| Page | 200 |
| Category | Internal Combustion |
| Part | |
| Title | Design for a Small Otto Cycle Gas Engine |
| Author | Walter C.Runciman |
| Notes | Cam for exhausting & governing, half compression lump on cam, valve opening & closing during two revolutions, relative exhaust & half-compression lumps on cam, piston pin |