Correspondence with Joyce Kilmer, John Ayscough, Wilfrid Meynell, Thomas Walsh, John O'Hara, CSC, Charles Phillips, Joseph J. Boyle, CSC, and others, 1889-1940; manuscripts of O'Donnell's doctoral dissertation, The Prose of Francis Thompson; student Mass books, 1909-1916; class record books; class lecture notes; unpublished poems and a notebook of poetry; lectures and sermons; clippings on the death of Joyce Kilmer; and pamphlets.

Letters from William Butler Yeats, A.E. Housman, Hilaire Belloc, Louise Imogen Guiney, Henry Austin Dobson, Maurice Francis Egan, Joyce Kilmer, Alice Meynell and others, many of them giving or refusing permission to use copyrighted material in A Book of Lines, an anthology of lyric poetry edited by Carrico (1913); manuscripts of essays and sermons; and information on a curriculum proposal in the College of Arts and Sciences.