Przemyslaw Mroczkowski 9/10 November 1957
- Authenticity: High (provenance: by descent from the recipient; also included in Addenda and Corrigenda to The J.R.R. Tolkien Companion and Guide: Chronology)
- Publication: A description of the letter was included in Christie's Fine Printed Books and Manuscripts 1 June 2009. The letter was reproduced in the catalogue Bonhams Books, Maps, Manuscripts and Historical Photographs 22 November 2011.
- Notes: 2 pages, 8vo.
[Description and excerpt:] "Tolkien discusses his extensive proposed changes to Mroczkowski's essay on Chaucer ('Your style uses too many abstract nouns for my taste')."
 See also