Columbia subject headings:
Harvard subject headings:
American newspapers--History
Appeal to reason (KansasCity, Mo.)--History.
Communism--United States--History
Press, Communist--United States--History.
Press, Socialist--United States--History.
Socialism--United States
Socialism--United States--History
Princeton subject headings:
American newspapers--History.
Appeal to reason (Kansas City, Mo.)--History.
Communism--United States--History.
Press, Communist--United States--History.
Press, Socialist--United States--History.
Socialism--United States--History.