THE HEAD OF CÆSAR
forbade a son to gamble, and then, following him in a good disguise, threatened the boy with his own sham paternal strictness! Suppose—but here we are, my friend."
"My God!" cried Flambeau, "you don't mean"
An active figure ran down the steps of the house and showed under the golden lamplight the unmistakable head that resembled the Roman coin. "Miss Carstairs," said Hawker without ceremony, "wouldn't go in till you came."
"Well," observed Brown confidentially, "don't you think it's the best thing she can do to stop outside—with you to look after her? You see, I rather guess you have guessed it all yourself."
"Yes," said the young man, in an undertone, "I guessed on the sands and now I know; that was why I let him fall soft."
Taking a latchkey from the girl and the coin from Hawker, Flambeau let himself and his friend into the house, and passed into the outer parlour. It was empty of all occupants but one. The man whom Father Brown had seen pass the tavern was standing against the wall as if at bay; unchanged, save that he had taken off his black coat and was wearing a brown dressing-gown.
"We have come," said Father Brown politely, "to give back this coin to its owner." And he handed it to the man with the nose.
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