The Cruise Of The Mystery In McAll Mission Work is a book written by Louise Seymour Houghton and published in 1891. The book is a memoir of Houghton's experiences on board the Mystery, a boat that was used for missionary work by the McAll Mission in France. Houghton provides a detailed account of her travels along the French coast, describing the people she met and the challenges she faced as a missionary. She also shares her observations on the social...