Columbia subject headings:
Architectural drawing--Vatican City--17th century--Catalogs.
Bernini, Gian Lorenzo, 1598-1680--Catalogs.
Biblioteca apostolica vaticana--Catalogs.
Drawing, Baroque--Vatican City--Catalogs.
Harvard subject headings:
Bernini, Gian Lorenzo, 1598-1680--Catalogs.
Biblioteca apostolica vaticana--Catalogs.
Drawing, Baroque--Italy.
Princeton subject headings:
Architectural drawing--Vatican City--17th century--Catalogs.
Bernini, Gian Lorenzo, 1598-1680--Catalogs.
Biblioteca apostolica vaticana--Catalogs.
Catalogs.
Drawing, Baroque--Vatican City--Catalogs.