Take Six GirlsWonderfully readable Emphasises their sheer extraordinariness and celebrates them MAIL ON SUNDAY. The eldest was a razor sharp novelist of upper class manners; the second was loved by John Betjeman; the third was a fascist who married Oswald Mosley; the fourth idolised Hitler and shot herself in the head when Britain declared war on Germany; the fifth was a member of the American Communist Party; the sixth became Duchess of Devonshire. They were the