| Year | 1937 |
| Date | 30-Dec |
| Volume | 77 |
| Issue | 1,912 |
| Page | 640 |
| Category | Petrol Engine Topics |
| Part | |
| Title | The "Kestrel" 5 c.c. Two-stroke Engine |
| Author | Edgar T.Westbury |
| Notes | Construction: crankcase, a "Kestrel" engine by Mr Ripper, (South London EPBC), cylinder head, fuel reservoir, principal details of the "Kestrel" egine, port belt, piston, cylinder, drilling the fins, crankshaft |