A bound volume prepared c.1955 by Root's daughter contains a biography along with obituaries and letters of condolence. Several recollections of Azariah S. Root and later scholarly papers have been added to the collection. Primarily comprised of Azariah S. Root's non-professional correspondence, both incoming and outgoing. Incoming correspondence is arranged both alphabetically and chronologically. An index to the alphabetical correspondence is housed in the first folder.
Outgoing correspondence consists of chronologically maintained carbon copies.
Extensive courtship and family correspondence is also included. Courtship Letters and Family Correspondence. Consists of diaries and notes kept by Anna Metcalf Root. The diaries are largely non-personal, primarily commenting on weather, activities, and other projects. This series partially documents Root's committee service to Oberlin College and his numerous civic affairs.