SF Encyclopedia Picture Gallery
Jacques Futrelle. The Thinking Machine: Being a True and Complete Statement of Several Intricate Mysteries Which Came under the Observation of Professor Augustus Van Dusen, Ph D, Ll D, F RS, M D, etc (New York: Dodd, Mead, 1907) [coll: Thinking Machine: hb/]
Image courtesy of John W Knott, Jr, Bookseller