(Transvaal, Natal and Orange Free State Provincial Institutes of South African Architects and the Chapter of South African Quantity Surveyors, 1939-03) Martienssen, Rex D
'Cezanne taught the architect the laws which had been forgotton. He showed that surface was significant in its definition of volume, and that the mutilated and perforated "walls" which had come to be accepted by architects could enclose in only an incidental and imperfect manner.'