| BBC | BBC Written Archives, Caversham, Reading |
| Beinecke | The Beinecke Rare Book and Manuscript Library, Yale University |
| Berg | Henry W. and Albert A. Berg Collection of English and American Literature, New York Public Library |
| BL | The British Library, London |
| Bod | The Bodleian Library, Oxford University |
| CProse | The Complete Prose of T. S. Eliot: The Critical Edition, general editor Ronald Schuchard: eight volumes (Baltimore, MD: Johns Hopkins University Press/London: Faber & Faber, 2014–19) |
| EH | Emily Hale |
| EP | Ezra Pound |
| EVE | (Esmé) Valerie Eliot |
| F&F | Faber & Faber, London (publishers) |
| GCF | Geoffrey Cust Faber |
| Houghton | The Houghton Library, Harvard University |
| JDH | John Davy Hayward |
| King’s | Modern Archive Centre, King’s College, Cambridge |
| Letters | Letters of T. S. Eliot (London: Faber & Faber, Vol. 1 [rev. edn], 2009; Vol. 2, 2009; Vol. 3, 2012; Vol. 4, 2013; Vol. 5, 2015; Vol. 6, 2016; Vol. 7, 2017; Vol. 8, 2019; Vol. 9. 2021) |
| OM | Ottoline Morrell |
| Poems I & II | The Poems of T. S. Eliot, ed. Christopher Ricks and Jim McCue, 2 volumes (London: Faber & Faber, 2015) |
| Princeton | Department of Special Collections, Firestone Library, Princeton University |
| Scripps | Ella Strong Denison Library, Scripps College, California |
| Smith | Young Library, Smith College, Northampton, Massachusetts |
| Texas | The Harry Ransom Humanities Research Center, University of Texas at Austin |
| TLS | Times Literary Supplement |
| TSE | T. S. Eliot |
| VHE | Vivien (Haigh-Wood) Eliot |