The Calhoun family papers consist of correspondence, newspaper clippings, military papers, and family history. The primary contributors to the collection are James Montgomery Calhoun and his son, William Lowndes Calhoun. Notable items in the collection include an undated Calhoun family history, a personal account of Sherman’s siege of Atlanta by Robert Henderson, a family Bible, a handwritten copy of the affidavit of James M. Calhoun regarding the surrender of Atlanta, and a floor plan of the James M. Calhoun residence on Washington Street. The correspondence includes letters to and from James M. Calhoun and handwritten messages between General Hood and General Sherman. There is also a scrapbook (1872-1879), City of Atlanta vouchers (1863-1864), and information regarding the Confederate Soldier's Home (1902).