The Durham Coal & Iron Co. Records, 1906-1929, contains a report by W. F. B. Berger on March 6, 1929, with a detailed evaluation of the Chattanoogan mines, timber reserves and their values, as well as of the geology of the company properties. Included are several past reports from 1926 thru 1928. Blueprints and a digest of Berger's report were found loose in the report and are listed as separate items in a separate folder.

In a March 5, 1856 letter to his father in Chaplin, Connecticut, G. W. Young of Clarksville writes of the area's agricultural practices as well as the influence of a new railroad on coal mining and prices.

This collection contains one journal documenting sales and purchases for the Jellico Coal Mining Company of Knoxville, Tennessee from 1909 to 1916.

This collection consists of a five-page typed prospectus describing the railroad set to be completed by May 1, 1890, extending from Lebanon to Cookeville, Tennessee.

Collection contains a single photograph of an industrial complex, possibly in the late nineteenth or early twentieth century. Handwriting on the back of the photo indicates that it is a "coal washer and coke oven." The location, date, and photographer are all unknown.

This collection consists of a ledger book from the Windrock Coal & Coke Company, dated 1914 to 1919, as well as several checks made out to individuals from the company between June and August 1919.