5700 Class - L91 - London Transport Maroon - DCC Sound Fitted Subclass_Mk2b This change carried with it

This change carried with it some subtle differences that we can see on this model

It was initially outshopped from HNRC's workshops at Barrow Hill in BR blue

110 chemically blackened OO gauge split spoke wheels

One truck (bogie) styles with separate footsteps

5700 Class - L91 - London Transport Maroon - DCC Sound Fitted Subclass_Mk2b This change carried with itLondon Transports railway network is well known for being electrified and underground but there had always been a small fleet of steam locomotives retained for working infrastructure trains on the surface lines. By the 1950s, these older locomotives were well past their prime and London Transport began to look for replacements. Diesel locomotives were considered, as was a small fleet of ex GNR J52 steam locomotives but their trial was unsuccessful. In