The Shanghai Municipal Police confessed yesterday that they were completely mystified by a bomb-throwing incident which occurred on Nanking Road, 100 yards east of Fokien Road, shortly after 1 p.m. A small type of hand grenade, believed as a result of subsequent investigations to have been of the "Ruby Queen cigarette tin" type, was hurled into the middle of the road. Here it exploded, fortunately causing no casualties, although the pavements were crowded at the time, and there was a fairly large stream of traffic, proceeding in both directions. A few seconds before the grenade was thrown, a car had passed the spot where it landed, but it could not be discovered yesterday who. the occupants of the car were. While detectives from Louza Police Station hurried to the spot to conduct investigations, and question eye-witnesses of the incident, the Reserve Unit was summoned to the scene as a precautionary measure. Results of the enquiry were negative, and. no arrests were made, "There may be no further developments with regard to this incident", stated a detective from Louza Station yesterday. "It is a complete mystery'
Text read from the printed page and cleaned; old type leaves the occasional error.