Sherlock Holmes had listened with the utmost intentness to the statement of the unhappy schoolmaster. His drawn brows and the deep furrow between them showed that he needed no exhortation to concentrate all his attention upon a problem which, apart from the tremendous interests involved must appeal so directly to his love of the complex and the unusual. He now drew out his notebook and jotted down one or two memoranda.

“You have been very remiss in not coming to me sooner,” said he, severely. “You start me on my investigation with a very serious handicap. It is inconceivable, for example, that this ivy and this lawn would have yielded nothing to an expert observer.”

“I am not to blame, Mr. Holmes. His Grace was extremely desirous to avoid all public scandal. He was afraid of his family unhappiness being dragged before the world. He has a deep horror of anything of the kind.”

“But there has been some official investigation?”