The book ""Letters of Lady Hesketh to John Johnson: Concerning Their Kinsman, William Cowper the Poet"" is a collection of letters written by Lady Hesketh to John Johnson, discussing their mutual relative, the poet William Cowper. Lady Hesketh was a close friend and supporter of Cowper, and her letters provide insight into his life and work, as well as her own experiences with him. The letters cover a range of topics, including Cowper's mental health...