Includes files of the various departments within the library. Contains correspondence, reports, newsclippings, publications, statistics and minutes. Also includes information concerning the J. Reuben Clark, Jr. Library and Brigham Young University Library.

Contains office information, financial files, correspondence, missionary files, project files, personal files, and other miscellaneous materials associated with the collection.

Typewritten and handwritten correspondence, brochures, and galley proofs for publications. The correspondence is chiefly with Fred A. Rosenstock of Denver, Colorado and deal with matters relating to the purchasing of rare books. The brochures and galley proofs relate to rare books that were being offered for sale by various dealers.