Columbia subject headings:
Harvard subject headings:
Earthquakes--Italy--Messina--History--20th century--Pictorial works.
Earthquakes--Italy--Messina--History--20th century.
Earthquakes--Italy--Sicily--History--20th century--Pictorial works.
Earthquakes--Italy--Sicily--History--20th century.
Princeton subject headings:
Earthquakes--Italy--Messina--History--20th century--Pictorial works.
Earthquakes--Italy--Messina--History--20th century.
Earthquakes--Italy--Sicily--History--20th century--Pictorial works.
Earthquakes--Italy--Sicily--History--20th century.