- FundosA2618 - Robert Sobukwe Papers
- SériesB - Correspondence - with Robert Sobukwe and concerning him
- SubsérieBd - Correspondence with N. Marquard. Photocopies of Sobukwe' s letters to Nell Marquard
- Bd4 - Other
- Pasta/ProcessoBd4.1 - Robert Sobukwe: To Mrs Marquard from Kimberley - first letter of a new year