“Caroline, you may take off your things,” said the mother, drawing the pins from her own hat. “We shall not go to-day.” The child shot her mother one disappointed look, then proceeded to follow suit. When her hat was off, she began to take off her gloves. As soon as they were on the table, the mother pushed them over to Mr. Gryce. As he looked at them, the girl lifted off her cloak. “Will—will he tell?” she whispered behind its ample folds into her mother’s ear. The answer came quickly, but not in the mother’s tones. Mr. Gryce’s ears had lost none of their ancient acuteness. “I do not see that I should gain much by doing so. The one discovery which would link this find of yours indissolubly with Miss Challoner’s death, I have failed to make. If I am equally unsuccessful below—if I can establish no closer connection there than here between this cutter and the weapon which killed Miss Challoner, I shall have no cause to mention the matter. It will be too extraneous to the case. Do you remember the exact spot where you stooped, Miss Watkins?” “No, no. Somewhere near those big chairs; I didn’t have to step out of my way; I really didn’t.” Mr. Gryce’s answering smile was a study. It seemed to convey a two-fold message, one for the mother and one for the child, and both were comforting. But he went away, disappointed. The clew which promised so much was, to all appearance, a false one. He could soon tell. VI. INTEGRITY Mr. Gryce’s fears were only too well founded. Though Mr. McElroy was kind enough to point out the exact spot where he saw Miss Watkins stoop, no trace of blood was found upon the rug which had lain there, nor had anything of the kind been washed up by the very careful man who scrubbed the lobby floor in the early morning. This was disappointing, as its presence would have settled the whole question. When, these efforts all exhausted, the two detectives faced each other again in the small room given up to their use, Mr. Gryce showed his discouragement. To be certain of a fact you cannot prove has not the same alluring quality for the old