Columbia subject headings:
Europe--Politics and government--1871-1918--Exhibitions.
Nineteen fourteen, A.D.--Exhibitions.
World War, 1914-1918--Causes--Exhibitions.
Harvard subject headings:
Europe--Politics and government--1871-1918--Exhibitions.
Nineteen fourteen, A.D.--Exhibitions.
World War, 1914-1918--Causes--Exhibitions.
Princeton subject headings:
Europe--Politics and government--1871-1918--Exhibitions.
Nineteen fourteen, A.D.--Exhibitions.
World War, 1914-1918--Causes--Exhibitions.