This series consists of alphabetical correspondence. The records include letters received and copies of letters sent to individuals corresponding with the Superintendent and agency personnel. The records also include telegrams; receipts; invoices; and supply catalogs. The records are chiefly local in nature and represent ongoing correspondence with specific individuals; banks; commercial and legal firms; current and former agency employees; Office of Indian Affairs Superintendents and officials; and others having business with Fort Totten Indian School and Fort Totten Agency. The records provide information on purchase of supplies and goods for use by the agency.