37 Form L.—1894. 2046 Laboratory No. HEALTH DEPARTMENT. DIVISION OF PATHOLOGY, BACTERIOLOGY AND DISINFECTION. Bacteriological Laboratory: CRIMINAL COURT BUILDING, Centre, White, Elm and Franklin Streets. New York, i8g (Dr. Dear Sir : The examination of the sputum from received on .. . .shows the presence of the tubercle bacilli. The case is therefore one of pulmonary tuberculosis. If you desire to have the family instructed by an inspector as to methods of cleansing the apartments and as to general prophylaxis, kindly notify the Department. Pathologist and Director of the Bacteriological Laboratory. Inspector of Bacteriology.