The Bellfounders window, a gift of Richard Tunnoc, a local bell founder and MP.He died in 1330 and is buried in the Minster.

1a–1c Naturalistic grisaille with medallion containing a bell. 2a–3a Two men tuning a bell under a canopy decorated with bells. Inscription: ‘RICH[ARD] TVNNOC ME FIST’. 2b–2c Richard Tunnoc kneeling before St William of York, offering his window, under a canopy. Inscription: ‘RICHARD TVNNOC’. Note the bell on his bag.

2c–3c Two men casting a bell, under a canopy decorated with bells. Inscription: ‘NVR ENIENO FER DEV’. 

4a–4c Grisaille with medallions containing bells. 5a–6a, 5b–6b, 5c–6c The Ouse Bridge miracle spread across three lights. St William is riding a white dappled horse and robed in purple chasuble, green dalmatic, mitred and nimbed. He turns round in the saddle and looks to the victims of the disaster and holds his hands up in benediction. In the left panel the middle arches of the bridge are broken down and two men on horseback are being thrown into the river. 7a–7c Grisaille with medallions containing bells. Borders: a and c large bells; b monkeys. Tracery: A1 St Andrew. A2 St Paul. B1 St Peter.