126pp. Emerald cloth-covered board with silver titles front and spine. Mild page toning, front free endpaper absent. In its original dust jacket (price-clipped, a little rubbed at edges, nicks at spine tips). In an archival-quality mylar wrapper to protect & prolong the life of the jacket. It is not adhered to the book or to the jacket. A young girl bades her father farewell at the station and goes on a nine-day adventure in North Wales, a place apparently packed with spies, and interfering adults.