he was occupied with the telephone all the time Martin was in the room; that on going up to the bedroom floor he quietly entered Marlowe's room and placed the revolver with which the crime had been committed–Marlowe's revolver–in the case on the mantelpiece from which it had been taken; and that he then went to Manderson's room, placed Manderson's shoes outside the door, threw Manderson's garments on a chair, placed the denture in the bowl by the bedside, and selected a suit of clothes, a pair of shoes, and a tie from those in the bedroom.
Here I will pause in my statement of this man's proceedings to go into a question for which the way is now sufficiently prepared:—
Who was the false Manderson?
Reviewing what was known to me, or might almost with certainty be surmised, about that person, I set down the following five conclusions:
(1.) He had been in close relations with the dead man. In his acting before Martin and his speaking to Mrs. Manderson he had made no mistake.
(2.) He was of a build not unlike Manderson's, especially as to height and breadth of shoulder,