This folder contains correspondence and other documents relating to the primary batteries produced by the Edison Manufacturing Co. Most of the items are letters from William S. Logue, sales agent, to William E. Gilmore, vice president and general manager. They concern the use and potential sales of the batteries, the widespread practice of giving sales rebates and providing gifts to purchasing agents, and the activities of competitors in the field.

Approximately 60 percent of the documents have been selected. The items not selected consist of correspondence regarding sales expenses and other routine marketing matters.