This folder contains correspondence, agreements, reports, and other documents relating to the business of the Edison Ore Milling Co., Ltd. Some material concerns the company's ore separating operation at Quonocontaug, Rhode Island. Related material can be found in the Edison Ore Milling Co. Minute Book (Company Records Series) and in Letterbook, LM-005 (Letterbook Series).

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

Courtesy of Thomas Edison National Historical Park.