This folder contains correspondence relating to the purchase of supplies for Edison's West Orange laboratory and the shipment of tools, machinery, and materials to the laboratory. Most of the letters are by Harry M. Livor, manager of the Shafting Department of the Edison Machine Works, and John Kruesi, assistant general manager of the Edison Machine Works.

Approximately 90 percent of the documents have been selected. The following categories of documents have not been selected: letters of transmittal and other routine correspondence; duplicate copies of selected documents.

Related material can be found in D-87-36 (Electric Light - Edison Machine Works).

Courtesy of Thomas Edison National Historical Park.