Chester No2 Box is in the background as is 42677 of Carlisle Upperby's 46257 City of Salford , the last of the class. City of Salford worked on the Western Region from Old Oak Common in February 1956 in company with 46254 City of Stoke on Trent together with two 'Princess Royals' when the Western's 'Kings' were all stopped for bogie repairs.