John Peckham was a Franciscan friar and Archbishop of Canterbury in the years 1279–1292.
Effigy from Peckham's tomb in Canterbury Cathedral
A manuscript of Roger Bacon's work on optics, which influenced Peckham's own works
Perspectiva, 1556
Thomas Aquinas was an Italian Dominican friar and priest, an influential philosopher and theologian, and a jurist in the tradition of scholasticism from the county of Aquino in the Kingdom of Sicily.
Panel of an altarpiece from Ascoli Piceno, Italy, by Carlo Crivelli (15th century)
The Castle of Monte San Giovanni Campano
Thomas is girded by angels with a mystical belt of purity after his proof of chastity. Painting by Diego Velázquez.
Triumph of St Thomas Aquinas, Doctor Communis, between Plato and Aristotle, Benozzo Gozzoli, 1471. Louvre, Paris.