This enchanting image of the Princesses Margaret and Elizabeth in August 1932 is part of ‘Royal Childhood’, a special summer exhibition opening on Saturday, July 26, in the State Rooms of Buckingham Palace, London SW1 (until September 28, 020–7766 7300;

www.royalcollection.org.uk). The exhibition spans 250 years in the lives of smaller members of the Royal Family and contains much previously unseen material, including outfits, toys and film footage.

* This article was first published in Country Life Magazine on July 23 2014