Andrew McDougall & Derek Woodcock

Tim Richards - Derek Woodcock - Andrew McDougall - Roy Duncan

Below: Denise Burke -Tim Richards - Andrew McDougall. 
The young boy in front isn't known but Diane Morley is standing at the back between Denise & Tim, then Ruth Pender is behind Andrew. 
(I've been told that the girl next to Ruth is Heather Palmer....Sorry Heather for not recognising you)

Andrew with his daughter Kate, standing outside the Customs House where he lived as a child.