Columbia subject headings:
Harvard subject headings:
Alsace (France)--History--Sources.
Castles--France--Alsace--History--Sources.
Castles--Germany--History--Sources.
Kloster Weissenburg--History--Sources.
Princeton subject headings:
Alsace (France)--History--To 1500--Sources.
Codex Berwartstein.
Kloster Weissenburg--History--To 1500--Sources.
Manuscripts, Medieval--Germany--Speyer.
Rhineland-Palatinate (Germany)--History--To 1500--Sources.
Wissembourg (France)--History.