Columbia subject headings:
Germany--History--Kapp Putsch, 1920.
Germany--History--Revolution, 1918.
Germany--Militia.
Harvard subject headings:
Germany--History--Kapp Putsch, 1920.
Germany--History--Revolution, 1918.
Germany--Militia.
Princeton subject headings:
Germany--History--Kapp Putsch, 1920.
Germany--History--Revolution, 1918.
Germany--Militia.