GWR Grange class 4-6-0 No 6840 Hazeley Grange at Cardiff General with a Manchester to Swansea express on February 16, 1957. It is in lovely ex works condition - one of Pontypool Road's stud of Granges.
Note the Pannier (probably the station Pilot) in the bay platform (No5) known as the Porthcawl Bay.

Photo: R.O. Tuck/Rail Archive Stephenson