growling ; and I followed suit. He was in command ; 

 he knew ! 



There was nothing more. Gradually Jock's subdued 

 purring growl died down and the glances back became 

 fewer. I found Mungo a long way on, brought 

 to a standstill by the slipping of his load ; and we 

 caught up to the waggons at the next outspan. 



