Model: OO gauge DC. Model of a Class 37 diesel locomotive. The locomotive bears the number 37175 and is painted in the orange, yellow, and black livery of the British railway company Colas Rail.

Model: OO gauge DC. Goods wagon as troublesome truck.

Model: OO gauge DC. Goods wagon as troublesome truck.

Model: OO gauge DC. Passenger coach in red livery.

Model: OO gauge DC. Diesel locomotive Class 47/7 47226 of British Railways.Prototype: Towards the end of the 1950s, British Railways began planning a new diesel locomotive fleet. After examining several prototypes, BR ordered 20 locomotives from Brush Engineering in February 1961. The resulting design became the legendary Brush Type 4 diesel locomotive – a practical and versatile design with a distinctive cab. Powered by a Sulzer engine and with an initial output of 2,750 hp, the locomotive reac