Columbia subject headings:
Harvard subject headings:
Catholic Church--Liturgy--History--15th century.
Germany--Church history.
Monasticism and religious orders for women--Germany--Cologne--15th century.
St. Cäcilien (Convent : Cologne, Germany)
Women in Christianity.
Princeton subject headings:
Catholic Church--Germany--Cologne--Liturgy--Texts--History--To 1500.
Germany--Church history--To 1500.
Monasticism and religious orders for women--Germany--Cologne--To 1500.
Ordinals (Liturgical books)--Texts.
St. Cäcilien (Convent : Cologne, Germany)