Columbia subject headings:
Harvard subject headings:
Abteikirche St. Johann (Aachen, Germany)
Catholic Church--Liturgical objects--Germany--Aachen.
Christian art and symbolism--Germany--Aachen.
Church decoration and ornament--Germany--Aachen.
Church plate--Germany--Aachen.
Pfarrkirche St. Michael (Aachen, Germany)
Religious articles--Germany--Aachen.
Princeton subject headings:
Abteikirche St. Johann (Aachen, Germany)
Catholic Church--Liturgical objects--Germany--Aachen.
Church plate--Germany--Aachen.
Pfarrkirche St. Michael (Aachen, Germany)