Tuppence frowned severely.

"We must think. Order some Turkish coffee, Tommy. Stimulating
to the brain. Oh, dear, what a lot I have eaten!"

"You have made rather a hog of yourself! So have I for that
matter, but I flatter myself that my choice of dishes was more
judicious than yours. Two coffees." (This was to the waiter.)
"One Turkish, one French."

Tuppence sipped her coffee with a deeply reflective air, and
snubbed Tommy when he spoke to her.

"Be quiet. I'm thinking."

"Shades of Pelmanism!" said Tommy, and relapsed into silence.

"There!" said Tuppence at last. "I've got a plan. Obviously what
we've got to do is to find out more about it all."

Tommy applauded.

"Don't jeer. We can only find out through Whittington. We must
discover where he lives, what he does--sleuth him, in fact! Now I
can't do it, because he knows me, but he only saw you for a
minute or two in Lyons'. He's not likely to recognize you. After
all, one young man is much like another."

"I repudiate that remark utterly. I'm sure my pleasing features