Columbia subject headings:
Architecture, Medieval--Germany, Northern--Congresses.
Church architecture--Germany, Northern--Congresses.
Church decoration and ornament--Germany, Northern--Congresses.
Germany, Northern--Church history--Congresses.
Hansa towns--Church history--Congresses.
Harvard subject headings:
Church architecture--Hansa towns--Congresses.
Church buildings--Hansa towns--Congresses.
Hansa towns--Church history--Congresses.
Princeton subject headings: