The treatment of injuries to the eye brought about by foreign bodies will always be an important and interesting domain of an oculist's work. For in such cases of injury we have to deal not only with the foreign body but very often with an infection of the eye induced thereby, that is to say, with a factor calling for the greatest circumspection and skill in the operator. He has a hard battle to fight, not being yet sure of victory, a battle for which he has still to seek and prove new weapons. In well-known important operations on the eye, such as operations for cataract and glaucoma, we have decided rules to follow; they are stated in every textbook and manual. But this is hardly the case in the operations relative to and the treatment of injuries to the eye brought about by foreign bodies. It is even still