This folder contains correspondence and other documents pertaining to the business of the Edison Iron Concentrating Co. Most of the letters are by Walter S. Mallory, secretary-treasurer and general manager. Some of the documents relate to a visit by Ira Miller, Lewis Miller, and Mallory to the Ogden mill. There is also correspondence regarding the purchase of ore property in the West and the acquisition of new crushing machinery for the Ogden ore milling plant.

Approximately 70 percent of the documents have been selected. The following categories of documents have not been selected: routine correspondence about meetings; letters of transmittal and acknowledgement; documents that duplicate information in selected documents.