Practitioner 1911: These facts are in a large proportion of cases known only to general practitioners, and very often to practitioners other than those who referred the patients to the operating surgeon. If all practitioners would make a practice of sending to the operating surgeon a brief record of every case of cancer that has been treated by operation, whether it show recurrence of the disease or not, and particularly would notify to the surgeon the fact of the patient's death, and whether due to cancer or not, our knowledge of the real value of operations for cancer would soon become more nearly exact than it is at present.