“ ‘Anybody supplying any information to the whereabouts of a Greek gentleman named Paul Kratides, from Athens, who is unable to speak English, will be rewarded. A similar reward paid to anyone giving information about a Greek lady whose first name is Sophy. X 2473.’ That was in all the dailies. No answer.”

“How about the Greek Legation?”

“I have inquired. They know nothing.”

“A wire to the head of the Athens police, then?”

“Sherlock has all the energy of the family,” said Mycroft, turning to me. “Well, you take the case up by all means, and let me know if you do any good.”