Held in the following prisons: Allandale; Barberton; Baviaanspoort; Bethal; Biendonne; Brandfort, Brandvlei; Cinderella; Colesburg; De Aar; Diepkloof; Douglas; Driehoek; Durban Central; Dwarsrivier; Fort; Geluk; General JC Steyn; Germiston; Goedemoed; Graaff-Reinet; Grahamstown; Groenpunt; Grootvlei; Johannesburg; Heidelberg; Kandaspunt; Kimberley; Kinross; Kleindrakenstein; Klerksdorp; Kroonstad; Krugersdorp; Leslie; Lykop; Leeuwkop; Lichtenburg; Losperfontein; Magaliesoord Rehabilitation Centre for Men; Malmesbury; Modder Bee; Nelspruit; New Heidelberg; Nigel; North End; Obiqua; Pietermaritzburg; Pietersburg; Piet Retief; Point (Durban); Pollsmoor, Potchefstroom; Pretoria Central; Pretoria Local; Rawsonville; Robertson; Rustenburg; St Alban's; Sandvlei; Sasolburg; Sevenfontein; Simondium; Standerton; Trichardt; Upington; Utrecht; Vereeniging; Victor Verster; Voortrekkerhoogte; Vooruitsig; Waterval; Wellington; Westville; Winburg; Witbank; Worcester; Zonderwater (NB: most of these letters concern prison warders brutality, psychological torture, denial of right to appeal, appalling food, short visits, generally terrible conditions and some are anonymous).