Columbia subject headings:
Harvard subject headings:
Machado, Bernardino, 1851-1944.
Portugal--History--19th century--Exhibitions.
Portugal. Exército. Corpo Expedicionário Português.
Visits of state--France--Exhibitions.
Princeton subject headings:
Machado, Bernardino, 1851-1944--Travel--Europe--Exhibitions.
Portugal--Foreign relations--20th century--Exhibitions.
Portugal. Presidência da República--Travel--History--20th century--Exhibitions.
World War, 1914-1918--Diplomatic history--Exhibitions.
World War, 1914-1918--Portugal--Exhibitions.