| Year | 1925 |
| Date | 29-Oct |
| Volume | 53 |
| Issue | 1,279 |
| Page | 553 |
| Category | Small Power Plant |
| Part | |
| Title | The Construction of a Twin Horizontally Opposed 2-inch by 2 1/2-inch Petrol Engine |
| Author | E.W.Brennand |
| Notes | The timing gear, gearwheels and cams, mainshaft pinion, inlet-cam wheel, exhaust cam wheel, inlet cam, exhaust cam, cam rockers, general arrangement |