This folder contains correspondence and other documents relating to the business of the Edison Manufacturing Co. Included are letters concerning agreements between Edison, Felix Lalande, and Georges Chaperon in regard to galvanic batteries; correspondence pertaining to a rental dispute between the company and Elmira Ritchie, who continued to live in a house purchased by the company; and financial reports relating to the sale of batteries and wax records. Some of the documents may be illegible due to faded ink.

Approximately 20 percent of the documents have been selected. The following categories of documents have not been selected: weekly stock and shipping reports of the Battery Dept.; routine correspondence regarding orders and shipments; payroll receipts; routine expense sheets, bill, and receipts; letters of transmittal and acknowledgement; documents that duplicate information in selected material.