Jillian Harker ; illustrated by Ann Johns. Damian Harvey ; illustrated by Ned Joliffe. Ghillian Potts ; illustrated by Jan Lewis. Gillian Cross ; illustrated by Tim Stevens. written by Jillian Harker ; illustrated by Pamela Venus. by Steve Parker ; illustrated by Andrea Morandi. by Ali Sparkes ; illustrated by Ross Collins. Carron Brown ; illustrated by Bee Johnson. written by Jillian Harker ; illustrated by Kristina Stephenson. written by Jillian Harker ; illustrated by Louise Gardner.