The Patten family papers contain correspondence, financial records, and other items related to the descendants and relatives of Isaac Patten of Chelmsford and Westford, Massachusetts.
The Correspondence series (134 items) contains personal correspondence between members of the Patten family and their acquaintances. Many of the letters concern the writers' lives in locations such as Ludlow, Massachusetts; Boston, Massachusetts; and Westford, Massachusetts. In the 1850s, Lydia Patten Brown received letters from George Starr and other acquaintances in Mendon, Illinois. The letters pertain to the writers' daily lives, family health and news, finances, religion, and other topics. An extract from a work about the Patten family's heraldic origins with a sketch of the family's coat of arms (April 2, 1800) and numerous poems are also present. Most of the letters are dated 1814-1864.
Documents and Financial Records (98 items) primarily concern the personal financial affairs of Isaac Patten, James P. Patten, and Rufus Patten. Items include receipts, accounts, estate documents, and at least two wills. Some documents pertain to real property. An anonymous author kept a 16-page Weather Journal from June 10, 1832-January 10, 1833. Daily entries record information about the temperature, wind, and precipitation, and the author once briefly referred to I. T. Patten.
The Genealogy series (3 items) has notes about the Patten family. The Miscellaneous series (5 items) has poetry, a fragment of a recipe, and a list of genealogical books.