This collection contains three account books (one daybook and two ledgers) relating to an unidentified business consisting of a gristmill, a foundry, and a general mercantile in Warrenton, Virginia, during the late 19th century. Evidence within the volumes suggests that they may have belonged to William G. Douglass, a late-19th century Fauquier County foundryman.

This daybook of unidentified mill in Weaversville (Fauquier County), Virginia, records customer names and transactions.