- CDFY : Joseph M. Duffy: Manuscripts
- CDFY 1/01 Folder : ILIAD 1976-1985
- CDFY 1/02 Folder : Lessing, Spark 1987
- CDFY 1/03 Folder : Aeschylus 1969-1978
- CDFY 1/04 Folder : English - Test and Paper 1981-1986
- CDFY 1/05 Folder : Marquez, Fuentes, Calvino 1977-1987
- CDFY 1/06 Folder : The Unnamable - Opinions of a Clown 1971-1984
- CDFY 1/07 Folder : Rilke 1977
- CDFY 1/08 Folder : Blake 1965-1984
- CDFY 1/09 Folder : George Eliot 1966-1987
- CDFY 1/10 Folder : The Castle 1978-1986
- CDFY 1/11 Folder : Stansburger 1977-1983
- CDFY 1/12 Folder : English 461: Dickens and Dostoyevsky 1970-1983
- CDFY 1/13 Folder : Secret Agent - Lord Jim and Nostromo 1965-1980
- CDFY 1/14 Folder : Flaubert 1980-1985
- CDFY 1/15 Folder : Wordsworth 1965-1979
- CDFY 1/16 Folder : Keats 1965-1981
- CDFY 1/17 Folder : Brontes 1955-1978
- CDFY 1/18 Folder : Crime and Punishment - The Devil The Idiot 1970-1986
- CDFY 1/19 Folder : Stevens 1971-1985
- CDFY 1/20 Folder : Sophocles 1971-1979
- CDFY 1/21 Folder : Vanity Fair 1966-1985
- CDFY 1/22 Folder : Lowry 1966-1977
- CDFY 1/23 Folder : Little Dorrit 1971-1982
- CDFY 1/24 Folder : Trollope 1966-1978
- CDFY 1/25 Folder : Dickens - Miscellaneous 1967-1980
- CDFY 1/26 Folder : Mallarme 1979-1984
- CDFY 1/27 Folder : Evelyn Waugh 1955-1956
- CDFY 1/28 Folder : Mother Courage 1975-1985
- CDFY 1/29 Folder : Robbe Grillet 1970-1985
- CDFY 1/30 Folder : Tempest 1969-1985
- CDFY 1/31 Folder : James: Portrait of a Lady - The Ambassadors - Princess 1960-1975
- CDFY 1/32 Folder : Hardy: Tess and The Mayor 1975-1979
- CDFY 1/33 Folder : Beckett 1966-1977
- CDFY 1/34 Folder : Tests, etc. 1965-1987
- CDFY 1/35 Folder : Topics: Relation between Middlemarch and other Eliot Novels 1951-1952
- CDFY 1/36 Folder : Genet The Screens 1977-1983
- CDFY 1/37 Folder : Lord - Jim Nostromo 1969-1983
- CDFY 1/38 Folder : Phaedra 1966-1983
- CDFY 1/39 Folder : Webster 1974-1984
- CDFY 1/40 Folder : E. M. Forster
- CDFY 1/41 Folder : King Lear 1966-1981
- CDFY 1/42 Folder : Long Days Journey 1970-1981
- CDFY 1/43 Folder : Lowry 1966-1980
- CDFY 1/44 Folder : Euripdes 1972-1982
- CDFY 1/45 Folder : Idea of the Novel 1981
- CDFY 1/46 Folder : Joyce 1980-1983
- CDFY 1/47 Folder : David Copperfield
- CDFY 1/48 Folder : Elizabeth Bowen - Death of the Heart: House Paris
- CDFY 1/49 Folder : Joseph Andrews - Pamela 1957-1959
- CDFY 1/50 Folder : Moll Flanders - Gothic: Caleb Williams 1959
- CDFY 1/51 Folder : Anna Karenina
- CDFY 1/52 Folder : English 27: Beowulf, Chaucer, Gawain
- CDFY 1/53 Folder : Dickens: Oliver Twist - Chuzzlewit
- CDFY 1/54 Folder : D. H. Lawrence 1981
- CDFY 1/55 Folder : Jane Austen 1980
- CDFY 1/56 Folder : Jane Austen
- CDFY 1/57 Folder : Yeats (Byron)
- CDFY 1/58 Folder : Lecture on Tragedy
- CDFY 1/59 Folder : Mrs. Dalloway: The Waves - Woolf
- CDFY 1/60 Folder : Powell
- CDFY 2/01 Folder : Sillitoe - Amis Cary Waterhouse - Braine
- CDFY 2/02 Folder : Egoist - Alice - Way of All Flesh
- CDFY 2/03 Folder : G. Moore, S. Butler, R. L. Stevenson
- CDFY 2/04 Folder : Dickens: Dombey and Son
- CDFY 2/05 Folder : Barracks; Jubb: Girls of Slender Means, What's Become of Waring, The Assistant, Lie Down in Darkness
- CDFY 2/06 Folder : Mary Baron, The Egoist, New Grub Street
- CDFY 2/07 Folder : Scott
- CDFY 2/08 Folder : Mann - Gide
- CDFY 2/09 Folder : Comedy
- CDFY 2/10 Folder : The Sun Also Rises; Absalom, Absalom
- CDFY 2/11 Folder : The Blue Angel
- CDFY 2/12 Folder : Austen - Scott - Other Bibliographies
- CDFY 2/13 Folder : 19th - 20th Century Courses etc 1971-1972
- CDFY 2/14 Folder : Prof. Joseph M. Duffy: 19th and 20th Century British Literature 1974
- CDFY 2/15 Folder : Sense and Sensibility
- CDFY 2/16 Folder : Material from Special Collections
Accession #1990-87: Dubliners / by James Joyce (with marginalia); Waiting for Godot / by Samuel Beckett (with underlining); a postcard from Barbara, 1954/10/08; a poem in Latin, "Frontis Cura Domesticae" / possibly by Duffy.
- CDFY 2/17 Folder : Index Cards
- CDFY 2/18 Folder : Personal Harbison Award - [Photos] 1971-1972
- CDFY 2/19 Folder : Personal - [Photos] 1940-1987
- CDFY 2/20 Folder : Personal - Vietnam Letters 1958-1971
- CDFY 2/21 Folder : Correspondence re: New York Times Letter 1957
- CDFY 2/22 Folder : Word and World / by Joseph M. Duffy 1973/0506
- CDFY 2/23 Folder : The Tablet - Newspaper Article 1957/0513
- CDFY 2/24 Folder : Teaching Class Notes and Handouts 1966-1988
- CDFY 2/25 Folder : The E. Harris Harbison Award 1971/1106
- CDFY 2/26 Folder : Regis High School Diploma 1941/0616
- CDFY 2/27 Folder : Notre Dame Magazine - Vol. 1, No. 6 1972/12
- CDFY 2/28 Folder : Notre Dame Magazine - Vol. 2, No. 1 1973/02
- CDFY 2/29 Folder : The University of Chicago Diploma 1994/1217
- CDFY 2/30 Folder : Teaching Reading Notes and Bibliographies
- CDFY 2/31 Folder : Teaching Student Papers and Projects 1958-1985
- CDFY 2/32 Folder : Dreams' Bitter Tears: The Fiction of Isreal Zangwill / by Anita Weisbrod Robinson 1978/12
- CDFY 2/33 Folder : Vitae, etc.
- CDFY 2/34 Folder : Writings - Austen Notes 1956
- CDFY 2/35 Folder : Writings - Dickens Notes 1968
- CDFY 2/36 Folder : Writings - Fiction - Complete Stories
- CDFY 2/37 Folder : Writings - Fiction - Incomplete Stories
- CDFY 2/38 Folder : Writing Published Essays - Changeling