Columbia subject headings:
Germany--History--1871-1918--Sources.
Germany--History--1918-1933--Sources.
Loebell, Friedrich Wilhelm von, 1855-1931.
Harvard subject headings:
Germany--Politics and government--20th century--Sources.
Loebell, Friedrich Wilhelm von, 1855-1931--Correspondence.
Loebell, Friedrich Wilhelm von, 1855-1931.
Politicians--Germany--Biography
Prussia (Germany)--Politics and government--20th century--Sources.
Princeton subject headings:
Germany--History--1871-1918--Sources.
Germany--History--1918-1933--Sources.
Loebell, Friedrich Wilhelm von, 1855-1931.