Columbia subject headings:
Jews--Spain--History--Congresses.
Sephardim--History--Congresses.
Spain--Ethnic relations--Congresses.
Harvard subject headings:
Jews--Migrations--Congresses.
Jews--Spain--History--Congresses.
Sephardim--Spain--History--Congresses.
Spain--History--Ferdinand and Isabella, 1479-1516--Congresses.
Princeton subject headings:
Jews--Spain--History--Congresses.
Sephardim--History--Congresses.
Spain--Ethnic relations--Congresses.