The Letters of Mark Twain is the Mark Twain Project's comprehensive catalog and edition of Samuel Clemens' correspondence. The Catalog contains records documenting all 11,000+ known letters by Clemens and 12,000+ letters to him. The site also provides authoritative, critically edited and annotated texts for the majority of letters through March 1885. Use the search below to search the catalog and to find letters by keywords, date, addressee, or location.
Search: Enter terms (e.g., railroad) to find matches in text, titles, or metadata. Words are searched separately; use 3+ letters for partial matches (e.g., mic finds microscope).
Filters: Refine by year range (e.g., 1860–1865), addressee/sender, repository code, or place. Sort by relevance, date, repository, or location.