Columbia subject headings:
Germany--Historiography.
Germany--Politics and government--1789-1900.
Mommsen, Theodor, 1817-1903.
Harvard subject headings:
Germany--Historiography--History--19th century.
Germany--Historiography.
Germany--Politics and government--1789-1900
Mommsen, Theodor, 1817-1903
Princeton subject headings:
Historians--Germany--Biography.
Historiography--Germany.
Mommsen, Theodor, 1817-1903.