| Year | 1950 |
| Date | 23-Mar |
| Volume | 102 |
| Issue | 2,548 |
| Page | 402 |
| Category | Petrol Engine Topics |
| Part | |
| Title | More about Unusual Engines |
| Author | Edgar T.Westbury |
| Notes | Messrs Hardy & Padmore's "Ideal" gas engine, model gas engine of the atmospheric type rebuilt by D.H.Chaddock, atmospheric gas engines, early "ideals", an early "Seal" engine, a new four-stroke engine, 10-c.c. "C.I Special" by J. & G.Jensen Ltd. |