Signed book: The FBI Pyramid. First edition. NY: G.P. Putnam’s Sons, 1979. Hardcover with dust jacket, 6.25 x 9, 351 pages. Signed and inscribed on the first free end page, “5-26-81, To Len Vinsen, with every good wish, Mark.” Autographic condition: fine, with a slight brush to beginning of signature and a single work of inscription. Book condition: VG/VG. Black paper-covered boards; light wear to edges with tiny tears at corners and spine-ends; slightly shelf-cocked; minor yellowing and soiling; one interior hinge cracked. Dust jacket has tiny tears and creases along edges (mostly at corners and spine-ends); longer vertical creases along flaps; slight rubbing, soiling, and yellowing. RR Auction COA.