Barrant crossed the room to the window, where he stood looking out, deep in thought.
What was the meaning of it all--of this latest scene in particular?
The game of patience so tempestuously concluded had occupied half-an-hour.

He had noted the time.

Yet Mrs.Thalassa insisted she had played only one game after half-past eight on the night of the murder.

If he dared accept such a computation of time an unimagined possibility in the case stood revealed.

But--a demented woman.