marks of dissipation in spite of the fact that the man could not have been much past thirty years old. He was a stranger to the policeman, although the latter had been on this beat for over three years. When the guardian of the law had convinced himself that there was nothing more to do for the man who lay there, he rose from his stooping position and stepped back. His gaze wandered up and down the quiet lane, which was still absolutely empty of human life. He stood there quietly waiting, watching over the ghastly discovery. In about ten minutes the police commissioner and the coroner, followed by two roundsmen with a litter, joined the solitary watcher, and the latter could return to his post. The policemen set down their litter and waited for orders, while the coroner and the commissioner bent over the corpse. There was nothing for the physician to do but to declare that the unfortunate man had been dead for many hours. The bullet which struck him in the back had killed him at once. The commissioner examined the ground immediately around the corpse, but could find nothing that pointed to a struggle. There remained only to prove whether there had been a robbery as well as a murder. “Judging from the man’s position the bullet must have come from that direction,” said the commissioner, pointing towards the cottages down the lane. “People who are killed by bullets may turn several times before they fall,” said a gentle voice behind the police officer. The voice seemed to suit the thin little man who stood there meekly, his hat in his hand. The commissioner turned quickly. “Ah, are you there already, Muller?” he said, as if greatly pleased, while the physician broke in with the remark: “That’s just what I was about to observe. This man did not die so quickly that he could not have made a voluntary or involuntary movement before life fled. The shot that killed him might have come from any direction.” The commissioner nodded thoughtfully and there was silence for a few moments. Muller—for the little thin man was none other than the celebrated Joseph Muller, one of the most brilliant detectives in the service of the Austrian police—looked down at the corpse carefully. He took plenty of