J. J. Piek writes to Prof. Matthews regarding Dr. Rupert's address at the University of Pretoria about Bantu homelands to be developed in industrial partnership. Dated 20 September 1961.
J. J. Piek writes to Prof. Matthews regarding the 1961 T. B. Davie Memorial Lecture and a public lecture by Dr. A. E. Rupert at the University of Stellenbosch. Dated 18 August 1961.