Writings of Nilus the Elder on the principles of asceticism and religious life; a sermon by John of Damascus about vices and virtues in religious life; three books from Ambrose's De officiis, an ecclesiastical handbook about the ministers of the Church, with marginal annotations and Biblical cross-references; sermons expounding the beliefs of the Carthusian order about regulations, solitary living, and abstinence; and excerpts from the Distichs of Dionysius Cato, a collection of proverbial maxims about wisdom and morality, with marginal annotations.