Jubilee celebrations at Sotheby’s in London

A free exhibition of portraits of British queens from Mary I through to Elizabeth II is part of Queen’s Platinum Jubilee celebrations at the London auction house, Sotheby’s, from 28 May to 15 June. On Family Day, Saturday 4 June, Michael Morpurgo OBE will be reading from his new jubilee-themed book, There Once is a Queen. Find out more at sothebys.com/jubilee