Kjartan Poskitt ; illustrated by Trevor Dunton. Kjartan Poskitt ; illustrated by Philip Reeve. Kjartan Poskitt ; illustrated by Daniel Postgate. Kjartan Poskitt ; illustrations by Geraint Ford. Kjartan Poskitt and [illustrated by] Alex Willmore John Escott ; illustrated by Trevor Stubley illustrated by Trevor Dunton by Marie Birkinshaw ; illustrated by Trevor Parkin. Mark Haddon ; illustrated by Peter Sutton. by Andy Griffiths ; illustrated by Terry Denton.