Columbia subject headings:
Harvard subject headings:
English periodicals--History--20th century.
Literature and society--Great Britain--History--20th century
Popular literature--Great Britain--History and criticism
Underground press publications--Great Britain--History--20th century.
Princeton subject headings:
English periodicals--History--20th century.
Literature and society--Great Britain--History--20th century.
Popular literature--Great Britain--History and criticism.
Underground press publications--Great Britain--History--20th century.