Beneath the window are opus sectile panels within a stone surround showing the saints and Jesus preaching set into five panels. Both works are listed in A Book of Designs of Ecclesiastical Art by Jones & Willis Ltd Birmingham, published in 1905 (p. 134), suggesting that both were placed at the time that the church was built in 1904.
Martin Crampin (ed.), Stained Glass in Wales Catalogue, University of Wales Centre for Advanced Welsh and Celtic Studies, Aberystwyth, 2015. (record added by Marianne Cash) https://stainedglass.delweddau.cymru/object/4591 (accessed 8 September 2025)