Columbia subject headings:
Art historians--Italy--Correspondence.
Art, Italian--Italy--Marche.
Maggiori, Alessandro, 1764-1834.
Ricci, Amico, 1794-1862--Correspondence.
Ricci, Amico, 1794-1862.
Harvard subject headings:
Art historians--Italy--Correspondence.
Art, Italian--Italy--Marche.
Art--Historiography
Maggioni, Alessandro, 1764-1834.
Ricci, Amico, 1794-1862--Correspondence.
Ricci, Amico, 1794-1862.
Princeton subject headings:
Art historians--Italy--Correspondence.
Art, Italian--Italy--Marche.
Maggioni, Alessandro, 1764-1834.
Ricci, Amico, 1794-1862--Correspondence.
Ricci, Amico, 1794-1862.