The collection consists of monthly statistics for 1943 to1960 of the number of patients admitted, treated, and discharged for each of the major departments, such as medicine, surgery, orthopedics, neurosurgery, etc. The collection also contains the monthly statistics of the number of patients seen in the outpatient clinics for 1904 to 1969. The outpatient clinics included the medical, surgical, orthopedic, emergency, adolescent, cerebral palsy, dental, and physical therapy clinics, among others. Some of the early outpatient department statistics contain daily descriptions of the weather and lists of the physicians responsible for the outpatients. Also included in this collection are the annual hospital statistical reports to various agencies, including the Massachusetts Department of Public Health, the American Medical Association, and the American Hospital Association, as well as information pertaining to the Crippled Children’s Services and the hospital’s relationship with this program. One restricted set of files contains the addresses of patients and their parents, divided by year, state and/or country (for foreign patients).