This series contains correspondence and other material including interactions between Margaret and her publishers.It provides some documentation regarding the production of her work including such items as manuscripts with editorial comments, papers detailing contractual arrangements etc. The material contained in this series was part of her third acession to the collection, believed to have been in 2006-2008.

Correspondence about publishing 'Twenty-four Hours' from Vanessa Hamilton.

Two letters from the School of Music, University of Canterbury concerning an article on musical preferences for the Sound Ideas journal.

Correspondence between Vanessa Hamilton, Margaret Mahy and Penguin Children's Books relating to the YA novel 'Twenty-Four hours'. Includes several lists of suggested edits.

One letter together with proof of 'The Dentist's Promise' from Jane Coverton of Omnibus Books South Australia to Wendy Smith commenting on the illustrations for "The Dentist's Promise". Another letter to Margaret for her feedback on the same story.

Correspondence and proofs of 'A Villain's Night Out'. Includes letters and faxes from various staff members at Penguin UK.

Correspondence with J M Dent Ltd Publishers and George Weidenfeld & Nicolson Ltd concerning royalties.

Correspondence with Kingfisher Publishers about contributions to a potential book titled 'Funny Stories for the Very Young'. Includes a copy of 'The little world the little sun and the wonderful child' and an edited typescript of an unknown story about a little creature who lived in an empty blackbird's nest. Includes a letter from Suzanne Carnell Senior editor at Kingfisher.

Correspondence with various staff at Penguin Books (NZ) Ltd concerning New Zealand Post Awards nomination and win for 'A Summery Saturday Morning'. Various dates, 4 December 1998, 29 January 1999, 2 February 1999, 7 April 1999 and 8 April 1999.

Correspondence with Yvonne Hooker Penguin UK concerning illustrations of 'A Villain's Night Out'.