This folder contains correspondence and other documents relating to the technical and commercial development of battery-powered streetcars produced by Ralph H. Beach and his Federal Storage Battery Car Co. Included are letters by Edison and Beach pertaining to investors, product testing, pricing, and other marketing concerns affecting customers in the United States, Great Britain, and Cuba.

Approximately 60 percent of the documents have been selected. The material not selected consists of letters of transmittal, additional product testing reports, and routine inquiries.

Courtesy of Thomas Edison National Historical Park.