GWR Castle class 4-6-0 No 5032 Usk Castle climbs from Princes Risborough to Saunderton with the 6.30am Birkenhead to Paddington express in June 1939.

Peter Kerslake adds "Just five years old 5032 Usk Castle was initially allocated to Shrewsbury, later moving to Wolverhampton Stafford Road and Newton Abbot before being withdrawn from Old Oak Common in September1962, one of 55 Castles condemned in that year."

Photo: H.K. Harman/Rail Archive Stephenson