The Apostles' Creed. Note the scraps of paintwork aound the panel: there may be a palimpsest of images here, with possibly most or all the walls painted in the mediaeval period.
As a South-Walian and a keen hill-walker back in the day, I deeply appreciated his account of a sojourn in the Black Mountains and his visits to Cwmyoy and Partrishow churches. Both are magical places and evoked masterfully. ...