Columbia subject headings:
Europe--Social conditions--16th century--Sources.
Europe--Social conditions--17th century--Sources.
Europe--Social conditions--To 1492--Sources.
Harvard subject headings:
Europe--Social conditions--16th century--Sources.
Europe--Social conditions--17th century--Sources.
Europe--Social conditions--To 1492--Sources.
Princeton subject headings:
Europe--Social conditions--16th century--Sources.
Europe--Social conditions--17th century--Sources.
Europe--Social conditions--To 1492--Sources.