Columbia subject headings:
Ruskin, John, 1819-1900--Congresses.
Venice (Italy)--Congresses.
Harvard subject headings:
Art, Italian--Italy--Venice--Congresses.
Authors, English--19th century--Biography--Congresses.
British--Italy--Venice--History--19th century--Congresses.
Ruskin, John, 1819-1900--Knowledge--Venice (Italy)--Congresses.
Ruskin, John, 1819-1900--Travel--Italy--Venice--Congresses.
Venice (Italy)--In literature--Congresses.
Princeton subject headings:
Art, Italian--Italy--Venice--Congresses.
Authors, English--19th century--Biography--Congresses.
British--Italy--Venice--History--19th century--Congresses.
Ruskin, John, 1819-1900--Knowledge--Venice (Italy)--Congresses.
Ruskin, John, 1819-1900--Travel--Italy--Venice--Congresses.
Venice (Italy)--In literature--Congresses.