Carthusian Martyrs of London were canonized by Pope Paul VI in 1970. There is a memorial plaque at Charterhouse Square. A private commemoration ceremony takes place each year at the Carthusian martyrs plaque on 4 May, the date of John Houghton's execution. There are paintings of four of the Carthusian martyrs - Blessed William Exmew, Blessed Thomas Johnson, Blessed Richard Bere, and Blessed Thomas Green - at the Certosa di Bologna. Vincente Carducho was employed by the monks of the Chartreuse of el Paular to decorate the great cloister with 54 canvases of historical figures. Twenty-seven represent the life of St. Bruno, twenty-seven are
Ettal Abbey and early 1980s. The monastery runs a brewery, a distillery, a bookstore, an art publishing house, a hotel, a cheese factory joint venture, and several smaller companies. The distillery produces Ettaler Kloster Liqueur, a herbal liqueur which, like that of the Carthusian monks, comes in sweeter yellow and more herbal green varieties. In the tradition of the "Ritterakademie", the abbey established a secondary school (""Gymnasium"") specialising in the humanities and modern languages, with a boarding house. The boarding school and its clergy were charged with sexual and physical child abuse and have been under investigation since 2 March 2010 by