Signed book: The Double Helix. First edition. NY: Atheneum, 1968. Hardcover with dustjacket, 5.75 x 8.75, 226 pages. Signed on the title page in black ballpoint, “James D. Watson.” In fine condition, with mild rubbing and surface dings on the cover, and an ink notation in another hand on the back free end page. RRAuction COA.
