Columbia subject headings:
Architects--Italy--Correspondence.
Biblioteca palatina di Caserta--Catalogs.
Vanvitelli, Luigi, 1700-1773.
Harvard subject headings:
Architects--Italy--Correspondence.
Reggia di Caserta--Correspondence.
Vanvitelli, Luigi, 1700-1773--Correspondence.
Princeton subject headings:
Reggia di Caserta.
Vanvitelli, Luigi, 1700-1773.