Columbia subject headings:
Harvard subject headings:
Ambassadors--Germany.
Diplomatic and consular service, German.
Diplomats--Germany.
Foreign ministers--Germany.
Germany--Foreign relations--1918-1933.
Rosenberg, Frederic von, 1874-1937--Correspendence.
Princeton subject headings:
Diplomatic and consular service, German.
Diplomats--Germany--Biography.
Foreign ministers--Germany--Biography.
Germany--Foreign relations--1918-1933.
Germany. Auswärtiges Amt--History--20th century.
Rosenberg, Frederic von, 1874-1937--Correspondence.
Rosenberg, Frederic von, 1874-1937.