Alan Watson (EDT)/ O. F. Robinson (EDT)/ John W. Cairns/ John W. Cairns (EDT)
(1)
John W. Cairns (EDT)/ Paul J. Du Plessis (EDT)
(1)
John W. Cairns/ Elspeth Reid
(1)
John W. Cairns/ Elspeth Reid (EDT)
(1)
Paul J. Du Plessis (EDT)/ John W. Cairns (EDT)
(1)