This product is a lot of two first edition hardcover books by Nelson DeMille: "The Gate House" and "The Quest." Both books are part of the thriller genre, with "The Gate House" focusing on historical elements and "The Quest" involving action and adventure. The books are in English and have a dust jacket, making them an attractive addition to any book collection. With a total of 464 pages, these novels are suitable for both young adult and adult audiences, offering engaging and suspenseful narratives that will captivate readers.