Columbia subject headings:
Conspiracies--Texas--Dallas--History--20th century.
Dallas (Tex.)--History--20th century.
Kennedy, John F. (John Fitzgerald), 1917-1963--Assassination.
Presidents--Assassination--United States--History--20th century.
United States--Politics and government--1961-1963.
Harvard subject headings:
Conspiracies--Texas--Dallas--History--20th century.
Dallas (Tex.)--History--20th century.
Kennedy, John F. (John Fitzgerald), 1917-1963--Assassination.
Presidents--Assassination--United States--History--20th century.
United States--Politics and government--1961-1963.
Princeton subject headings:
Conspiracies--Texas--Dallas--History--20th century.
Dallas (Tex.)--Biography.
Dallas (Tex.)--History--20th century.
Kennedy, John F. (John Fitzgerald), 1917-1963--Assassination.
Presidents--Assassination--United States--History--20th century.
United States--Politics and government--1961-1963.