LMS Princess Royal 4-6-2 No 6200 The Princess Royal with a Euston-Liverpool express taking water from Bushey troughs in 1947. Still in red livery and carrying a domed boiler with short firebox in this photo but soon to enter works and re-emerge with a domeless boiler and LMS 1946 lined black livery

Photo: F.R. Hebron / Rail Archive Stephenson