The Mysteries of Professor Van Dusen

This carefully crafted ebook: "49 Tales of The Thinking Machine (49 detective stories featuring Professor Augustus S. F. X. Van Dusen, also known as "The Thinking Machine")" is formatted for your eReader with a functional and detailed table of contents. Professor Van Dusen . is a fictional character in a series of detective short stories and two novels by Jacques Futrelle. Some of the short storie...