Columbia subject headings:
Italy--Description and travel.
Italy--Pictorial works.
Harvard subject headings:
Italy--Description and travel.
Italy--Pictorial works.
Middle East--Description and travel.
Photography--History--19th century--Pictorial works.
Travel photography--History--19th century--Pictorial works.
Travelers--Italy--19th century--Pictorial works.
Travelers--Italy--History--19th century--Pictorial works.
Travelers--Middle East--19th century--Pictorial works.
Travelers--Middle East--History--19th century--Pictorial works.
Princeton subject headings:
Europe--Description and travel.
Europe--Pictorial works.
Photography--Europe--History--19th century.