Page:Milne - The Red House Mystery (Dutton, 1922).djvu/242

 threw up his head, "In the basket in the office bedroom!"

"Exactly."

"But is that the one?"

"The one that goes with the rest of the clothes? I don't know. Where else can it be? But if so, why send the collar quite casually to the wash in the ordinary way, and take immense trouble to hide everything else? Why, why, why?"

Bill bit hard at his pipe, but could think of nothing to say.

"Anyhow," said Antony, getting up restlessly, "I'm certain of one thing. Mark knew on the Monday that Robert was coming here."