In his memoir, Dahl recalled various childhood exploits, including playing a prank with his friends on the local sweetshop owner, Mrs Pratchett, by putting a dead mouse in a gobstopper jar.

They are part of a collection estimated to sell for between £20,000 and £30,000. In his memoir, Dahl recalled various childhood exploits, including playing a prank with his friends on the local ...

Original drawings children’s author Roald Dahl produced for his memoir are to be sold at auction after being found in an envelope which belonged to a colleague.