5700 Class - L91 - London Transport Maroon Accessory Type_Loads 7755 was a loco from

7755 was a loco from the “Work Creation” orders

Small SR branding to body corners

This included Network Rail test

The most accurate B4 and B5 bogies ever produced

The 'Final' Livery 37425 is depicted as now delivered into traffic

5700 Class - L91 - London Transport Maroon Accessory Type_Loads 7755 was a loco fromLondon 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