Peter finds a cut red stone in his great aunt's house and imagines it might be an old lost ruby. He takes the stone to an antiques shop where they offer to keep it till the expert arrives. But something makes Peter uneasy, and refusing to leave it he sets off across Exmoor to see the expert.
Jane Penelope Josephine Helyar known by her nom de plume Josephine Poole is the renowned author of several books for children and young adults. Her first book was published in 1961, and she has also written extensively for television. She lives in Somerset.