| Year | 1925 |
| Date | 20-Aug |
| Volume | 53 |
| Issue | 1,269 |
| Page | 236 |
| 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 | Oil supply connection with non-return valve, the crankshaft, material - mild steel forging, machining crankshaft - 1st stage, marking out, machining - 2nd stage, inner race retaining rings, chip shields, flywheel - mild steel casting, flywheel nut |