Columbia subject headings:
Harvard subject headings:
Journalism--Objectivity--United States--History--19th century.
Journalism--United States--History--19th century.
Journalism--United States--Objectivity--History--19th century.
Journalistic ethics--United States--History--19th century.
Princeton subject headings:
Journalism--United States--History--19th century.
Journalism--United States--Objectivity--History--19th century.
Journalistic ethics--United States--History--19th century.