I had not seen this before, it is an interview by Daphne Castell of Tolkien in 1966 (The Realms of Tolkien), originally published in New Worlds magazine.

There are some quotes first from Michael Moorcock and then David Pringle and then the interview.

http://www.fantasticmetropolis.com/i/tolkien/full/

and speaking of Interviews anyone got any further news on a release date for "On Tolkien: Interviews, Reminiscences, and Other Essays"