Columbia subject headings:
Authors, English--Travel--United States--History--19th century--Sources.
Europeans--Travel--History--19th century.
Europeans--United States--History--19th century.
Travelers' writings, European--19th century--History and criticism.
United States--Description and travel.
United States--Foreign public opinion, European--History--19th century--Sources.
Harvard subject headings:
Authors, English--Travel--United States--History--19th century.
Travel in literature.
Travelers' writings, European--History and criticism.
United States--Description and travel.
United States--Foreign public opinion, European--History--19th century.
United States--In literature.
Princeton subject headings:
Authors, English--Travel--United States--History--19th century--Sources.
Travel in literature.
Travelers' writings, European--History and criticism.
United States--Description and travel.
United States--Foreign public opinion, European--History--19th century--Sources.