Columbia subject headings:
Cathedrals--Germany--Speyer.
Church architecture--Germany--Speyer.
Interior architecture--Germany--Speyer.
Speyerer Dom.
Harvard subject headings:
Architecture, Romanesque--Germany--Speyer.
Speyer (Germany)--Buildings, structures, etc.
Speyerer Dom.
Princeton subject headings:
Architecture, Romanesque--Germany--Speyer.
Speyer (Germany)--Buildings, structures, etc.
Speyerer Dom.