Mandatory Credit: Photo by Yui Mok/WPA Pool/Shutterstock (12163984t) Camilla Duchess of Cornwall, Patron of BookTrust, takes part in a drawing class during her visit to Griffin Primary School, Nine Elms, London, with Waterstones Children's Laureate, Cressida Cowell (right) to open the new 'Life-changing Library'. Camilla Duchess of Cornwall visit to Griffin Primary School, Nine Elms, London, UK - 22 Jun 2021