This folder contains correspondence and other documents relating to the design and operation of automobiles and the use of storage batteries in electric vehicles. Included are letters to and from Levi C. Weir of the Adams Express Co., Alexander Churchward of the General Electric Co., William G. Bee of the Edison Storage Battery Co., and automobile manufacturers interested in the design of electric vehicles and the performance of storage batteries and electric motors. Also included are letters from the White Sewing Machine Co. and the Grout Brothers Automobile Co. regarding automobiles for Edison's private use.

Approximately 60 percent of the documents have been selected. The items not selected consist primarily of correspondence regarding materials used in electric and gasoline vehicles, including tire samples and other parts ordered from the B. F. Goodrich Co., Continental Caoutchouc Co., Goodyear Tire & Rubber Co., Studebaker Automobile Co., and other concerns.