Racing away from Edinburgh in the 1950s and passing Craigentinny Carriage Sidings, the southbound 'Heart of Midlothian' is headed (appropriately) by very smart BR Peppercorn 'A1' 4-6-2 No. 60161 'North British'. It was built at Doncaster in Dec. 1949 and withdrawn in Oct. 1963.