And, after himself, the first to recognise it was the old dog lying in his corner. Flame began suddenly uttering sounds of pleasure, that “something” between a growl and a grunt that dogs make upon being restored to their master’s confidence. Dr. Silence heard the thumping of the collie’s tail against the floor. And the grunt and the thumping touched the depth of affection in the man’s heart, and gave him some inkling of what agonies the dumb creature had suffered.