Cincinnati, Ohio, July 30, 1899.
To the Editor:
—I have been particularly interested in the articles on malaria, in the Journal of July 29. Coming from such acute observers as Dock and Fackler, they can hardly fail to attract attention, and certainly influence if not compel belief. Of especial interest is Dr. Dock's handling of that much discussed subject, malarial hemoglobinuria, and his remarks concerning the frequency with which this complication is reported on insufficient grounds, i. e., without corroborative blood examination, leads me to report a case in which the diagnosis was repeatedly confirmed by the use of the microscope. In brief, the history is as follows: A white adult male, aged 40, with frequent attacks of chills and fever for over a year previous to passage of blood in his urine, had taken quinin irregularly during that time, but had not taken any for several weeks previous to