He told us so at luncheon to-day.

How fortunate he was not there last night, or he might be suspected." "Yes," I said.

"It is a very fortunate circumstance, for it cannot be a pleasant experience to be under suspicion of being an assassin.

He was at home last night, was he ?" I added casually.
"Of course.

Don't you recollect that when you called he chatted with you?
I did some typewriting for him in the study, and we were together all the afternoon--or at least till nearly five o'clock, when we went out into the hall to tea." "Then what is your theory regarding the affair ?" I inquired, rather puzzled why she should so decisively prove an alibi for her father.
"It seems certain that the poor fellow went to the wood by appointment, and was killed.