Signed book: The Blond Knight of Germany. Garden City: Doubleday & Company, 1970. Hardcover with dustjacket, 6.5 x 9.5, 318 pages. Signed by Hartmann and authors Ray Toliver and Trevor Constable on a “special autographed copy” bookplate affixed to the first free end page. In fine condition, with mild toning and edge wear to jacket. R&R COA.