The Cooper mss. II, ca. 1905-1985, consists of the papers of newspaperman Kent Cooper, 1880-1965, and of his wife, Sarah A. Gibbs Cooper, mostly dating from after Kent Cooper's death. Most of the collection concerns his work as a journalist, but some of it relates to his work as a composer.
The Doyle mss., 1942-1947, consists of the correspondence and bibliographical notes of David Anton Randall, 1905-1975, relating to his "Bibliographical notes" on the Sherlock Holmes books of Sir Arthur Conan Doyle, 1859-1930 (The Baker street journal, I: 103-106, 232-237, 371-377, 504-508, January-October 1946; II: 104-105, 491-196, January and October, 1947).
The Lilly Library mss., 1958-1975, consist of the administrative office files of David Anton Randall, 1905-1975, bookman and first Lilly Librarian, and of William Rae Cagle, 1933- , Assistant Lilly Librarian. Both groups are arranged in alphabetical files as maintained in the Lilly Administrative Offices. There is a folder list of contents in the Vertical File. (Original acquisition: ca. 24,000 items) Additions to the collection are the files of William Rae Cagle, Lilly Librarian, appointed Acting after David Randall's death. The files are retained as transferred from the Administrative Offices, arranged in the following chronological categories: 1976-1978; 1979-1980; 1981-1982; 1983-1984; 1985-1987; 1988-1989 (Additions: ca. 25,500 items)
The Valentine-Masters mss., 1915-1944, consists of the correspondence of businessman, bookseller, and collector, John Valentine, 1895-1955, with poet Edgar Lee Masters, 1868-1950.