Columbia subject headings:
Harvard subject headings:
Catholic Church--Missions--Greece--Ionian Islands--Sources.
Catholic Church. Congregatio de Propaganda Fide.
Church and state--Greece--Ionian Islands--17th century.
Franciscans--Missions--Greece--Ionian Islands--History--17th century.
Ionian Islands (Greece)--Church history--17th century.
Princeton subject headings:
Catholic Church--Greece--Ionian Islands--History--17th century--Sources.
Catholic Church--Relations--Orthodox Eastern Church--Sources.
Catholic Church. Congregatio de Propaganda Fide--History--Sources.
Franciscans--Missions--Greece--Ionian Islands--History--17th century--Sources.
Ionian Islands (Greece)--Church history--17th century--Sources.