You must seek another explanation." "I have ransacked the house; there are no back stairs." "If there were, the study does not communicate with them." "And you heard his voice in the study ?" "Plainly." "Well, you have given me a poser, madam." "And I will give you another.

If he was the perpetrator of this crime, how comes it that he was not detected and denounced by the young people I saw going out?
If, on the contrary, he was simply the witness of another man's blow--a blow which horrified him so much that it unseated his reason--how comes it that he was able to slide away from the door where he must have stood without attracting the attention and bringing down upon himself the vengeance of the guilty murderer ?" "He may be one of the noiseless kind, or, rather, may have been such before this shock unsettled his mind." "True, but he would have been seen.

Recall the position of the doorway.
If Mr.Adams fell where he was struck, the assailant must have had that door directly before him.

He could not have helped seeing any one standing in it." "That is true; your observations are quite correct.

But those young people were in a disordered state of mind.