Columbia subject headings:
Germany--Bibliography.
Germany--Foreign relations--1848-1870--Indexes.
Germany--Foreign relations--1871-1918--Indexes.
Germany--Foreign relations--1918-1933--Indexes.
Germany. Auswärtiges Amt--Archives--Indexes.
Germany.--Archives--Indexes.
Harvard subject headings:
Germany--Foreign relations--1848-1870--Indexes.
Germany--Foreign relations--1871-1918--Indexes.
Germany--Foreign relations--1918-1933--Indexes.
Germany. Auswärtiges Amt--Archives--Indexes.
Princeton subject headings: