In her bestselling first volume of autobiography, Testament of Youth, Vera Brittain passionately recorded the agonising years of the First World War, lamenting the destruction of a generation which for her included those she most dearly loved - her lover, her brother, her closest friends. In Testament of Friendship Brittain tells the story of the woman who helped her survive those tragic years - the writer Winifred Holtby. They met at Somerville College, Oxford, immediately after the war and their friendship continued through Vera's marriage and their separate but parallel writing careers...