about quarter past nine
It was not their first meeting , and somehow you discovered it . But before this last meeting occurred you spoke to the lady 's husband about it , and it was arranged between you that you should give him a signal which would mean to him , ` Your wife is going to the meeting . ' Mrs. Thorne did go to the meeting . This happened on Monday evening at about quarter past nine . Some one , who was in the neighbourhood by chance , saw a woman 's figure hurrying through the garden , down to the other street , and a moment after this , the light of this lamp in your window was seen to go out . A hand had turned down the wick -- it was your hand . `` This was the signal to Mr. Thorne .