30 JUNE 1979, Page 20

THIS WEEK'S CONTRIBUTORS Sir Harold Acton's many books include Memoirs of an Aesthete, The Bourbons of Naples and Tuscan Villas.

Douglas Johnson is Professor of French history at University College, London and the author of France and the Dreyfus Affair and The French Revolution.

Jonathan Keates has recently published A Companion Guide to the Shakespeare Country.