Columbia subject headings:
Harvard subject headings:
Authors, German--Germany--Saxony-Anhalt--Biography--Congresses.
Berger, Siegfried, 1891-1946--Congresses.
Politicians--Germany--Saxony-Anhalt--Biography--Congresses.
Princeton subject headings:
Authors, German--Germany--Saxony-Anhalt--Biography--Congresses.
Berger, Siegfried, 1891-1946--Congresses.
Politicians--Germany--Saxony-Anhalt--Biography--Congresses.