This folder contains correspondence and other documents relating to the board of directors, financial matters, and other subjects, including operations at the Stewartsville works, sales, and marketing. Most of the letters are to or from Edison, Walter S. Mallory, Theron I. Crane, William H. Mason, William S. Pilling, and Robert H. Thompson. Included are items concerning cement shipments, sales promotion, and competition. Some of the correspondence with Edison contains reports on operations and improvements at the Stewartsville works. There are letters dealing with the clinker fine-grinding plant, the boiler plant, coal consumption, and experiments with belts. A few items pertain to record keeping, trade associations, and product quality. Additional documents relate to bags for shipping cement and processes for briquetting and coloring cement. Also included is a ground plan of the Stewartsville works.

Less than 10 percent of the documents have been selected. The unselected material includes receipts, employment applications, price lists, and letters concerning vendors of equipment and supplies. Other unselected documents deal with construction work at Stewartsville; the activities of other cement companies; and the use of Edison's crushing rolls by mining and milling companies.