Columbia subject headings:
Popular culture.
Social classes--United States.
Strikes and lockouts--United States.
United States--Race relations.
Harvard subject headings:
Popular culture--History--20th century
Social classes--United States
Strikes and lockouts--United States
United States--Race relations
Princeton subject headings:
Popular culture--History--20th century.
Social classes--United States.
Strikes and lockouts--United States.
United States--Race relations.