Jane Gardam 
Hollow Land [EPUB ebook] 

The barren, beautiful Cumbrian fells provide the bewitching setting for the adventures of Bill and Harry , two children who find wonder at every turn as they experience the Hollow Land. Everyday challenges give a daring edge to this rural work and play. There are mysteries to explore and uncover , like the case of the Egg Witch , and everyone is curious about the Household Name, a visitor from London , moving into the jewel of the territory, Light Farm.Gardam is at her best with this novel, which won the Whitbread award in 1981