My Guest: H.P. Blavatsky is a book written by Francesca Arundale that provides a detailed account of her personal experiences with the renowned spiritual teacher, Helena Petrovna Blavatsky. The book is a collection of essays, letters, and anecdotes that Arundale compiled over the course of her relationship with Blavatsky, who was one of the most influential figures in the spiritual movement of the late 19th century.Arundale's writing provides a unique...