It was evidently taken by a snapshot from a small camera. It represented an alert, sharp-featured simian man, with thick eyebrows and a very peculiar projection of the lower part of the face, like the muzzle of a baboon. “ And what became of the bust?” asked Holmes, after a careful study of this picture. “ We had news of it just before you came. It has been found in the front garden of an empty house in Campden House Road. It was broken into fragments. I am going round now to see it. Will you come?” “ Certainly. I must just take one look round.” He examined the carpet and the window. “The fellow had either very long legs or was a most active man,” said he. “With an area beneath, it was no mean feat to reach that window ledge and open that window. Getting back was comparatively simple

