Columbia subject headings:
Gold miners--South Africa--Witwatersrand.
Strikes and lockouts--Gold mining--South Africa--Witwatersrand.
Witwatersrand (South Africa)--Social conditions.
Harvard subject headings:
Gold miners--South Africa--Witwatersrand.
Strikes and lockouts--Gold mining--South Africa--Witwatersrand.
Witwatersrand (South Africa)--Social conditions.
Princeton subject headings: