The Princess Casamassima is a novel by Henry James, first published as a serial in The Atlantic Monthly in 1885 and 1886 and then as a book in 1886. It is the story of an intelligent but confused young London bookbinder, Hyacinth Robinson, who becomes involved in radical politics and a terrorist assassination plot.
Henry James OM was an American author, who became a British citizen in the last year of his life, regarded as a key transitional figure between literary realism and literary modernism, and is considered by many to be among the greatest novelists in the English language.