Columbia subject headings:
Harvard subject headings:
Brazil--History--1763-1822.
John VI, King of Portugal, 1767-1826
Portugal--History--John VI, 1816-1826.
Princeton subject headings:
Brazil--History--1763-1822--Exhibitions.
John VI, King of Portugal, 1767-1826--Exhibitions.
Portugal--History--John VI, 1816-1826--Exhibitions.