Columbia subject headings:
African National Congress--History--20th century.
Political activists--South Africa--Biography.
South Africa--Politics and government--1948-1961.
South African Communist Party--History--20th century.
Treason Trial, Pretoria, South Africa, 1956-1961.
Harvard subject headings:
Princeton subject headings:
African National Congress--Political activity.
Apartheid--South Africa.
Government, Resistance to--South Africa.
Human rights--South Africa--History.
Political activists--South Africa--Biography.
South Africa--Politics and government--1948-1961.
South African Communist Party--History.
Trials (Political crimes and offenses)--South Africa.