The Doctor looked closely at the little lad.

The eager, sensitive face, usually so radiant, was now clouded and sad.
"What is it, Rob?
Is it something you can tell me ?" asked his father in a tone of friendly kindness.
Rob moved closer to him.

The father waited in silence.

He knew better than to force an unwilling confidence.

At length the lad, with an obvious effort at self-command, said: "It is to-morrow, Daddy, that Cameron--that Mr.Cameron is going away." "To-morrow?
So it is.