Manchester, John Rylands Library MS. Latin 65. 224 + 2 folios. Vellum. 15th Century. Alchemica. Vellum 224+2 folios. 15th century, in good hands, apparently Italian. 24 treatises, including works by Arnold de Villa Nova, Joh de Rupescissa, Maria Prophetesse, Thomas de Aquino, Turba Philosophorum, etc.