This folder contains correspondence and other documents relating to the electric pen, a copying system developed by Edison in 1875. Included is correspondence by George H. Bliss, general manager of Edison's Electrical Pen & Duplicating Press Co. and John R. Breckon of the Electric Writing Co., which marketed the invention in Great Britain.

All of the documents have been selected except for duplicate copies of correspondence.

Courtesy of Thomas Edison National Historical Park.