The engine has a spirit-fired boiler, running for 20 to 30 minutes on a fill. In good condition throughout, it runs very quietly - there's some video of it here.
| scale | 1 1/2 inch & smaller |
| length/inches | 13 1/2 |
| width/inches | 6 |
| height/inches | 9 |
| weight/kg | 2.2 |
| bore x stroke/inches | 3/8 x 7/16 |
| cylinder material | gunmetal |
| valve type | piston |
| valve gear | Stephensons |
| reverser type | pole |
| lubricator type | displacement |
| boiler maker | D.R.Mercer |
| working pressure/psi | 10-15psi |
| boiler material | brass |
| boiler construction | silver soldered |
| safety valve(s) | 1 |