The Appleton-Century mss., 1846-1962, consists of the office files of the publishing company, its two predecessors, D. Appleton & Co., and the Century Co., and to a small extent its successor, Appleton-Century Crofts, Inc.
The Baker, Hord, and Hendricks mss., 1862-1916, consists of records of the Indianapolis, Indiana, law firm founded in 1862 by Thomas Andrews Hendricks, 1819-1885, and Oscar B. Hord, 1829-1888.
The Hovey mss., 1841-1927, consist of letters and papers of Alvin Peterson Hovey, 1821-1891, governor of Indiana, and correspondence of his daughter, Mrs. Esther (Hovey) Menzies, and Mrs. Deidre Dorothy (Duff) Johnson.
The Indiana History mss., 1725-1973, consists of individual items related to the history of the state of Indiana, acquired separately either as a gift, purchase, transfer, or removal from a variety of sources.
The Judah mss., 1787-1927, consists of the papers of Samuel Judah, 1799-1869, lawyer of Vincennes, Indiana, and members of his family, particularly of his son, Samuel Brandon Judah, 1845-1928, stock raiser of Vincennes, Indiana.