| Year | 1935 |
| Date | 27-Jun |
| Volume | 72 |
| Issue | 1,781 |
| Page | 617 |
| Category | Petrol Engine Topics |
| Part | |
| Title | Some Details of Engine Design |
| Author | Edgar T.Westbury |
| Notes | "Banjo" lubricators, details as used on 15 cc enginecrankcase release valves, for 15 cc engine, ball and disc type crankcase release valves, valve springs |