BBC short film about the Father Christmas letters, seem to think they were by some chap called Tolkein in the clip, but we know better, looks to be on display at the Library at the moment.

http://www.bbc.co.uk/news/av/uk-engla ... ta-letter-to-his-children

Tolkien's Santa letter to his children

He may have been a world-famous author, but Lord of the Rings writer JRR Tolkien also used his talents to entertain those closer to home.

In a BBC series looking at the "wonders" of Oxford's museums, Catherine McIlwaine, Tolkien archivist at the Bodleian Library, shows us the Santa letter he wrote to his children.