S.A. Cases Cited :
Alfred McAlpine v Transvaal Provincial Administration 1974 (3) SA 506 (A)
:
Minister van Landbou-Tegniese Dienste v Scholtz 1971 (3) SA 188 (A)
:
Douglas v Baynes 1907 TS 508, 1908 TS 1207 (PC), [1908] AC 477 (PC)
:
Hamley & Co v Wood & Co [1891] 2 QB 488 (CA)