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dissertation, The Prose of Francis Thompson; student Mass books, 1909-1916; class record books; class lecture notes; unpublished poems and a notebook of poetry; lectures and sermons; clippings on the death of Joyce Kilmer; and pamphlets.

Correspondence with Eugene P. Burke, CSC, Joseph Burke, CSC, and John W. Cavanaugh, CSC; clippings on Notre Dame life, 1921-1926; photographs; and printed matter including a pamphlet "Love and the Irish" by Cornelius Hagerty, CSC, and the funeral sermon for John Mangan preached by Eugene P. Burke, CSC, 1950.

Correspondence with members of the Joseph Kennedy family (Rose, Edward, Jacqueline, Joe, and Kathleen), clippings, a plaque given Cavanaugh by the Commerce Council, a scrapbook from the testimonial for Cavanaugh by the Notre Dame Club, Los Angeles, 1952, a copy of the homily delivered by Father Hesburgh at Cavanaugh's funeral, and photographs.

Reilly's Notre Dame file, consisting of photographs of Notre Dame: buildings, personalities, and events; and letters, 1950-1957, mainly transmitting the photographs; with a few letters between Notre Dame and his son, Peter C. Reilly, Jr. Also a typewritten biographical sketch and copy of the sermon delivered by James E. Norton at the funeral of Peter C. Reilly; a photograph of Reilly; copies of Reilly's obituaries; and clippings about Reilly.