Columbia subject headings:
Cemeteries--Europe--History--Congresses.
Funeral rites and ceremonies--Europe--Congresses.
Harvard subject headings:
Cemeteries--Europe--History--Congresses.
Funeral rites and ceremonies--Europe--Congresses.
Princeton subject headings:
Cemeterie--Europe--History--Congresses.
Funeral rites and ceremonies--Europe--Congresses.