Columbia subject headings:
Crypto-Jews--Iberian Peninsula--Portugal--Congresses.
Crypto-Jews--Iberian Peninsula--Spain--Congresses.
Jews--Portugal--Congresses.
Jews--Spain--Congresses.
Harvard subject headings:
Civilization, Medieval--Jewish influences--Congresses.
Crypto-Jews--Iberian Peninsula--Portugal--Congresses.
Crypto-Jews--Iberian Peninsula--Spain--Congresses.
Crypto-Jews--Iberian Peninsula--Spain--History--Congresses.
Jews--Portugal--Congresses.
Jews--Spain--Congresses.
Jews--Spain--History--Congresses
Princeton subject headings:
Crypto-Jews--Iberian Peninsula--Portugal--Congresses.
Crypto-Jews--Iberian Peninsula--Spain--Congresses.
Jews--Portugal--Congresses.
Jews--Spain--Congresses.