This series contains correspondence, fiscal records, insurance records, reports on physical plant inspections, personnel records, monthly statistical reports. and other records documenting the support services furnished by the office of the business manager. All business of a non medical nature was handled by this official except for a brief period in the 1920's when the business manager even conducted some of the medically oriented duties as well. Among the subjects addressed in these records are Christmas cards, dietitians laundry, entertainment and other recreationally oriented subjects, publicity and publishing, virtually all business conducted with the New York offices of the Foundation and weekly payroll matters.