Columbia subject headings:
Church and state--Germany--History--20th century.
Evangelische Kirche der Altpreussischen Union--History--20th century.
Germany--Church history--20th century.
Germany--Politics and government--1918-1933.
Harvard subject headings:
Church and state--Germany--History--20th century
Evangelische Kirche der Altpreussischen Union--History--20th century.
Germany--Church history--20th century.
Germany--Politics and government--1918-1933
Princeton subject headings:
Church and state--Germany--History--20th century.
Evangelische Kirche der Altpreussischen Union--History--20th century.
Germany--Church history--20th century.
Germany--Politics and government--1918-1933.