Bits for Don Young's "Lucky 7", based on the Edaville #7 still running in the USA. It builds up into a large (two hundredweight) 3 1/2 inch gauge engine, with the option of building it as an inside framed 7 1/4 inch gauge locomotive.
Parts comprise:
Smokebox
Set of cylinder castings
Set of wheel castings
Chimney and machined base
Steam and sand domes
Copper tube for boiler barrel
Drawings and castings are available from Reeves.