Title: Ruperti abbatis monasterii Tuitiensis e regione Aggrippinae Coloniae in Rheni ripa siti, ordinis S. Benedicti, uiri & uitae sanctimonia, & sacrarum literarum peritia praeclari, De divinis officijs libri XII
Subjects: Divine office, Early works to 1800, Monastic and religious life, Clergy, Office