Columbia subject headings:
Harvard subject headings:
Avignon (France). Bibliotheca Sanctae Sedis Apostolicae, 1316-1420.
Biblioteca apostolica vaticana. Archivio avignonese.
Libraries--History--Medieval.
Manuscripts--France--Catalogs
Manuscripts--Italy--Catalogs
Princeton subject headings:
Archivio vaticano--Catalogs.
Biblioteca apostolica vaticana--History.
Catholic Church--Archives--History.
Catholic Church--Library resources--Catalogs.
Catholic Church--Library resources--History.
Libraries--History--400-1400.
Manuscripts--France--Avignon--Catalogs.
Manuscripts--Italy--Rome--Catalogs.
Popes--Library resources--Catalogs.
Popes--Library resources--History.