Columbia subject headings:
Freedom of speech--United States--History--Congresses.
Freedom of the press--United States--History--Congresses.
Harvard subject headings:
Freedom of speech--United States--History--Congresses.
Freedom of the press--United States--History--Congresses.
Princeton subject headings:
Freedom of speech--United States--History--Congresses.
Freedom of the press--United States--History--Congresses.