Original: Constructed at Crewe Works in 1954 , the Duke , as it is popularly known , was a replacement for the destroyed Princess Royal Class locomotive number 46202 Princess Anne , which was involved in the Harrow and Wealdstone rail disaster of 1952 .
Simplified: B.R. class 8 4-6-2 locomotive No. 71000 ( Locomotive , Railway Carriage and Wagon Review : 1954 , 60 )