Columbia subject headings:
Harvard subject headings:
Germany--History--Saxon House, 919-1024--Congresses.
Henry I, King of Germany, approximately 876-936--Congresses.
Henry I, King of Germany, approximately 876-936--Homes and haunts--Germany--Quedlinburg--Congresses.
Quedlinburg (Germany)--History--Congresses.
Princeton subject headings:
Germany--History--Saxon House, 919-1024--Congresses.
Henry I, King of Germany, approximately 876-936--Congresses.
Henry I, King of Germany, approximately 876-936--Homes and haunts--Germany--Quedlinburg--Congresses.
Quedlinburg (Germany)--History--Congresses.