Letter
Michelangelo. Letter to Luigi del Riccio. Oct./Nov. 1542.
Van Gogh, Vincent. Letter to Theo van Gogh. 18 Mar. 1883.
Van Gogh, Vincent. Dear Theo: The Autobiography of Vincent Van Gogh, edited by Irving Stone and Jean Stone. Plume, 1995.
Héloïse. Letter to Abelard. c. 1150.
Héloïse. "Letter 2: Heloise to Abelard." The Letters of Abelard and Heloise, edited and translated by Betty Radice. Penguin Books, 2004.
Van Gogh, Vincent. Letter to Theo van Gogh. Nov. 1885.
Van Gogh, Vincent. Dear Theo: The Autobiography of Vincent Van Gogh, edited by Irving Stone and Jean Stone. Plume, 1995.
Keller, Helen. Helen Keller: Selected Writings, edited by Kim E. Nielsen. New York University Press, 2005, pt. 2, ch. 16. Originally from Letter to an English-Woman-Suffragist published in The Manchester (England) Advertiser, 3 Mar. 1911.
Seneca the Younger. Epistulae Morales ad Lucilium [Moral Letters to Lucilius]. c. 65 AD.
Seneca, Lucius Annaeus. Letters on Ethics, translated by Margaret Graver and A. A. Long. University of Chicago Press, 2017.
Keats, John. Letter to Benjamin Bailey. 22 Nov. 1817.
Keats, John. "Benjamin Bailey 22 November 1817." John Keats: Selected Letters, edited by John Barnard. Penguin Classics, 2015.
Adams, John. Letter to Abigail Adams. 19 Dec. 1793.
“John Adams to Abigail Adams, 19 December 1793,” Founders Online, National Archives, https://founders.archives.gov/documents/Adams/04-09-02-0278.
Hamilton, Alexander. Letter to Robert Morris. 30 Apr. 1781.
Hamilton, Alexander. "From Alexander Hamilton toRobert Morris, [30 April 1781]." Founders Online, National Archives, founders.archives.gov/documents/Hamilton/01-02-02-1167.
Tchaikovsky, Pyotr Illyich. Letter to Nadezhda von Meck. c. 23 Nov. 1877.
Kafka, Franz. Letter to Milena Jesenská. 14 Sept. 1920.
Kafka, Franz. "Letter to Milena Jesenská, 14 Sept. 1920." Letters to Milena, translated by Philip Boehm. Schocken, 2015.
Pope, Alexander. Letter to Henry Cromwell. 19 Oct. 1709.
Pope, Alexander. "To Cromwell, 19 October 1709." Alexander Pope: Selected Letters, edited by Howard Erksine-Hill. Oxford University Press, 2000, no. 16.
Nelson, Horatio. Letter to the Earl of Camden, the Secretary of War. c. 1804.
James, Henry. Letter to Charles Eliot Norton. 4 Feb. 1872.
James, Henry. Henry James: A Life in Letters, edited by Philip Horne. Penguin Classics, 2001.
Buffett, Warren. Letter to Berkshire Hathaway Shareholders. c. 1989.