Columbia subject headings:
Catholic Church--Doctrines--History.
Mystery--History of doctrines.
Sacraments--Catholic Church--History of doctrines.
Harvard subject headings:
Casel, Odo, 1886-1948
Catholic Church--Doctrines--History.
Mystery--History of doctrines.
Sacraments--Catholic Church--History of doctrines.
Princeton subject headings:
Casel, Odo, 1886-1948.
Sacraments--Catholic Church.
Sacraments--History of doctrines.