Beroldus
Beroldus librarian of the Duomo, or cathedral church, of Milan, lived about 1123, and left the most ancient collection of the Rites of the Liturgy of St. Ambrose. — Landon, Eccles. Dict. s.v.
Beroldus librarian of the Duomo, or cathedral church, of Milan, lived about 1123, and left the most ancient collection of the Rites of the Liturgy of St. Ambrose. — Landon, Eccles. Dict. s.v.