 In preservation terms they provide a superb vintage experience for the passenger, For more information see SR Maunsell carriage

The 1940s Southern Railway designs of Oliver Bulleid produced a very clean, modern-looking carriage, many of the features of which were perpetuated in the BR standard (Mk.I) designs.The Backbone of most preserved railways, They are a durable design, representing in many ways the culmination of traditional carriage design in the UK, prior to the introduction of monocoque techniques.