Columbia subject headings:
Griquas--Missions--South Africa--Philippolis.
Griquas--South Africa--Philippolis--History.
Philippolis (South Africa)--History.
Harvard subject headings:
Griquas--Missions--South Africa--Philippolis.
Griquas--South Africa--Philippolis--History.
Philippolis (South Africa)--History.
Princeton subject headings:
Griquas--Missions--South Africa--Philippolis.
Griquas--South Africa--Philippolis--History.
Philippolis (South Africa)--History.