Mrs. Boyle - the unpleasant retired magistrate - has just been
Trotter: Yes, Mrs. Ralston, _(moving above the armchair centre) _what is it you want to say to me?
Mollie: (moving up to left of Trotter) Sergeant Trotter, you think that this - (she moves below the sofa) this crazy killer must be the - eldest of those three boys at the Farm - but you don’t know that, do you?
Mollie: I don’t believe it!
Trotter: Don’t you? (He moves up right to the arch with the coat.) Don’t you?
Christie, Agatha. The Mousetrap. Samuel French, 1982, pp 61-66.