| Year | 1919 |
| Date | 14-Aug |
| Volume | 41 |
| Issue | 955 |
| Page | 153 |
| Category | Internal Combustion |
| Part | 7 |
| Title | A Quick Revolution High-Power Gas Engine |
| Author | F.Hall Bramley |
| Notes | The Valve Gear and Valves. The rocker columns, the rockers, exhaust & inlet valve rocker columns, valve rocker, the push rod abutment screws, the valves and guides, the valve guide, thimble |