Columbia subject headings:
Architecture, Gothic--Germany--Ulm.
Cathedrals--Germany--Ulm--History.
Ulm (Germany)--Buildings, structures, etc.
Ulmer Münster.
Harvard subject headings:
Architecture, Gothic--Germany--Ulm.
Cathedrals--Germany--Ulm--History.
Ulm (Germany)--Buildings, structures, etc.
Ulmer Münster
Princeton subject headings:
Architecture, Gothic--Germany--Ulm.
Cathedrals--Germany--Ulm--History.
Ulm (Germany)--Buildings, structures, etc.
Ulmer Münster.