Columbia subject headings:
Boniface VIII, Pope, -1303--Congresses.
Caetani family--Congresses.
Lazio (Italy)--History--Congresses.
Harvard subject headings:
Boniface VIII, Pope, -1303--Congresses.
Caetani family--Congresses.
Lazio (Italy)--History--Congresses.
Princeton subject headings:
Boniface VIII, Pope, -1303--Congresses.
Caetani family--Congresses.
Lazio (Italy)--History--Congresses.