Columbia subject headings:
Harvard subject headings:
Christina, Queen of Sweden, 1626-1689--Congresses.
Christina, Queen of Sweden, 1626-1689--In literature--Congresses.
Europe--Intellectual life--17th century.
Princeton subject headings:
Christina, Queen of Sweden, 1626-1689--Congresses.
Europe--Intellectual life--17th century--Congresses.
Learned institutions and societies--Europe--Congresses.