This folder contains correspondence and other documents relating to the business of the Edison Portland Cement Co. and to the manufacture, composition, and sale of cement. Included are letters concerning the indebtedness of the company and the efforts to organize a pool of cement manufacturers. Many of the letters are by Walter S. Mallory, vice president of the company.

Approximately 80 percent of the documents have been selected. The items not selected include meeting announcements and letters of acknowledgment and transmittal.