LMS Princess Royal 4-6-2 No 46210 Lady Patricia having arrived with an Euston Express backs out of Manchester London Road in about 1956 by the other locos taken that day.
Carrying a domed non combustion chamber boiler which was fitted in Jan 1956. The photo was likely taken in 1956 or 57 before the fitting of a speed indicator in Sep 1957


Photo: K. Field / Rail Archive Stephenson