C.S. Lewis ; illustrated by Julek Heller. Alan Garner ; illustrated by Julek Heller. by Inigo Jones ; illustrated by Julek Heller. illustrated by Julek Heller. illustrated by Julek Heller written and illustrated by Ruth Heller. Anke de Vries ; illustrated by Piet Grobler. by Ole Risom ; illustrated by John P. Miller. illustrated by Holly Keller. illustrated by Ruth Heller.