Have this and Owen Glendower cough spelling on the shelf, neither have been approached yet.
Have you heard of a space cadet called Paul Weston? He's like a gooner Norman Tebbitt meets Neil from The Young Ones found on a Youtube tangent. What i mean is not just Powys as the writer, but P through anthropological lenses.
The other big books I have lying around are Europe Central, Don Quixote, Underworld, The Magic Mountain, The Golden Bough, The Brothers Karamazov, J R, Against the Day, A Thousand Plateaus, Moby-Dick and Making Noise: From Babel to the Big Bang and Beyond.