“And yet there’s one person quite near at hand who in all probability knows where he is, or at all events where he is likely to be.”

“Who is that?” asked Tuppence, puzzled.

“ Mrs. Vandemeyer.”

“Yes, but she’d never tell us.”

“Ah, that is where I come in. I think it quite likely that I shall be able to make Mrs. Vandemeyer tell me what I want to know.”

“How?” demanded Tuppence, opening her eyes very wide.

“Oh, just by asking her questions,” replied Sir James easily. “That’s the way we do it, you know.”

He tapped with his finger on the table, and Tuppence felt again the intense power that radiated from the man.