"The window," she said, "of the room where the murder was committed,
opened on a lawn and flower-garden--any one could have entered by it.
The knife lay on the table close by."

Dr. Dane was next called and gave his medical testimony. The dagger
shown, would inflict the wound that caused Lady Catheron's death. In
his opinion, but one blow had been struck and had penetrated the heart.
Death must have been instantaneous. A strong, sure hand must have
struck the blow.

The policeman who had found the dagger was called, and testified as to
its discovery among the brake, on the evening succeeding the murder.

Miss Catheron was the next and last witness summoned. At the sound of
her name a low, ominous hiss was heard--sternly repressed at once by
the coroner.

"Miss Catheron came in," quoth the _Courier_, "as pale as marble and
looking as emotionless. Her large dark eyes glanced over the crowded
room, and dead silence fell. The young lady gave her evidence clearly
and concisely--perfectly calm in tone and manner.

"On the Friday evening in question, the deceased Lady Catheron and
myself had a misunderstanding. It was my fault. I made a remark that
wounded her, and she retorted by saying I should leave Catheron Royals
on the morrow. I answered equally angrily, that I would not, and left
the room. When I was alone I began to regret what I had so hastily
said. I thought the matter over for a time, and finally resolved to
return and apologize. I went back to the nursery, and found Lady