Columbia subject headings:
Gerlach, Ernst Ludwig von, 1795-1877.
Prussia (Germany)--Politics and government--1815-1870.
Statesmen--Germany--Prussia--Biography.
Harvard subject headings:
Gerlach, Ernst Ludwig von, 1795-1877.
Prussia (Germany)--Politics and government--1815-1870.
Statesmen--Germany--Prussia--Biography.
Princeton subject headings:
Gerlach, Ernst Ludwig von, 1795-1877.
Prussia (Germany)--Politics and government--1815-1870.
Statesmen--Germany--Prussia--Biography.