R30398 LMS Princess Royal Class 6202 ‘Turbomotive’ Steam LocomotiveProduct Info The Turbomotive was an experimental steam locomotive built in 1935 by the London, Midland, and Scottish Railway (LMS) under the direction of Chief Mechanical Engineer William Stanier. Based on the successful Princess Royal Class design, the Turbomotive stood out for its use of a steam turbine instead of traditional reciprocating pistons. This turbine arrangement allowed for smoother, quieter running, and fewer mechanical parts, which