'The first thing I did on reaching the corridor was to enter my room and put the revolver and cartridges back in the case. Then I turned off the light and went quietly into Manderson's room.
'What I had to do there you know. I had to take off the shoes and put them outside the door, leave Manderson's jacket, waistcoat, trousers, and black tie, after taking everything out of the pockets, select a suit and tie and shoes for the body, and place the dental plate in the bowl, which I moved from the washing-stand to the bedside, leaving those ruinous finger-marks as I did so. The marks on the drawer must have been made when I shut it after taking out the tie. Then I had to lie down in the bed and tumble it. You know all about it–all except my state of mind, which you couldn't imagine and I couldn't describe.
'The worst came when I had hardly begun my operations: the moment when Mrs. Manderson spoke from the room where I supposed her asleep. I was prepared for it happening; it was a possibility; but I nearly lost my nerve all the same. However. . . .
'By the way, I may tell you this: in the
