The white stone

"Fia-Plink-plonk, the children dub Fia Peters because her mother gives piano lessons. They both live in the same house of a local judge where they are rather bullied by the judge's domineering house-keeper. One day Fia is moping in the garden when a scruffy boy comes to the gate and teases her. He even manages to grab her most precious smooth white pebble. She bites his hand, sobs real tears, tosses her head and peeps at him through her long hair..." --Inside front dust jacket.