M/SCA/EFGP/21 The panel won first prize in the competition run by the Worshipful Company of Glaziers and Painters of Glass. Roger Hayman was the only artist to win the competition twice, having won in 1967 with a work titled The Philosophy of Man.
Martin Crampin (ed.), Swansea Stained Glass Archive Catalogue, University of Wales Centre for Advanced Welsh and Celtic Studies, Aberystwyth, 2025. (record added by Martin Crampin and Christian Ryan) https://stainedglass.delweddau.cymru/object/5434 (accessed 22 June 2025)