Columbia subject headings:
American literature--Bibliography.
Europe--Description and travel--Bibliography.
Italy--Description and travel--Bibliography.
Italy--Fiction--Bibliography.
Travelers' writings, American--Italy--History--Bibliography.
Harvard subject headings:
American literature--Bibliography
Europe--Description and travel--Bibliography.
Italy--Description and travel--Bibliography.
Travelers' writings, American--Italy--History and criticism--Bibliography.
Princeton subject headings:
American literature--Italian influences--Bibliography--Catalogs.
Americans--Italy--Bibliography--Catalogs.
Catalogs.
Travelers' writings, American--Bibliography--Catalogs.