L B Geffen, University of the Witwatersrand, Johannesburg to Brown Thanks Brown for his kindness - will be arriving by Monday 9 December - has only a wife, no children, University Registry have undertaken to sort out temporary accommodation - has discussed nature of Oxford work with Max Cowan - thinks his work is closely related to that of Dr Matthews and Dr Crawford but will accept Brown's advice about waiting until he arrives. 30 August 1963