In the eye section of the Ninth International Medical Congress, an eminent specialist of Paris said: "I have seen but four cases of glioma of the retina." This struck me as being a very small number, and led me to look over my records of the years 1871 to 1898, inclusive. I shall, therefore, briefly report them as follows: Case 1. —Girl, aged 1 year, was brought to my office August 29, 1893, with glioma of the right eye, which was described in Vol. iv of Knapp's Archives of Ophthalmology, in 1874, the clinical history by myself, the anatomic by Dr. Knapp. As the subsequent history was not published, I recently wrote to the child's mother for data concerning other members of the family who have since died of this disease. Her letter, which I here produce, will explain the whole matter: "At your request I will try to give