Anna Katharine Green's novel, The Gray Madam, is a captivating tale of mystery, deception, and intrigue set in the late 19th century. The book follows the story of a young detective as she unravels the secrets of an eerie mansion and its elusive owner, the enigmatic Gray Madam. Green's narrative style is marked by precise language, intricate plot twists, and a keen eye for detail, making the book ...