Columbia subject headings:
African National Congress--Biography.
African National Congress--History.
Seme, Pixley kaIsaka, 1881-1951--Correspondence.
Seme, Pixley kaIsaka, 1881-1951.
South Africa--Politics and government--20th century.
Harvard subject headings:
African National Congress--Biography.
Politicians--South Africa--Biography
Seme, Pixley kaIsaka, 1881-1951.
South Africa--Politics and government--1909-1948.
Princeton subject headings: