The engine turns over freely and runs well on air. Dynamo produces some voltage, but not enough to supply the lamps supplied - we suspect it needs some smaller LED devices.
Complete with a fitted wooden case.
| length/inches | 12 1/2 |
| width/inches | 6 1/2 |
| height/inches | 7 |
| weight/kg | 3 1/2 |
| cylinder material | brass |
| valve type | slide |