[DNA]. WATSON, James D (b. 1928) and SULSTON, John (1942-2018), FERRY, Georgina (b. 1955). A group of 3 books about DNA and genes, all signed by the authors. Including: WATSON, James D. Genes, Girls and Gamow. New York: Alfred A. Knopf, 2001. 8vo. Illustrated. Publisher?s blue paper backstrip over cream boards, spine lettered in red (minor occasional rubbing to binding); original printed dust jacket (minor rubbing, one small scratch on front jacket panel at bottom). FIRST EDITION. SIGNED BY WATSON ON THE TITLE-PAGE (?Jim Watson?). [Together with:] WATSON, James D. DNA The Secret of Life. With Andrew Berry. New York: Alfred A. Knopf, 2003. 4to. Illustrated throughout in color and black and white. Publisher?s full black cloth, spine lettered in silver (minor bumping to tailcap of spine); in original printed dust jacket. FIRST EDITION. SIGNED BY WATSON ON THE TITLE-PAGE (?James Watson 13 May 2003 Chicago?). [Together with:] SULSTON, John and FERRY, Georgina. The Common Thread. Washington D. C., The Joseph Henry Press, [2002]. Publisher?s full rust cloth, spine lettered in black; original printed dust jacket. FIRST EDITION. SIGNED BY SULSTON AND FERRY ON THE HALF-TITLE (and dated ?16 Nov 2002?). James D. Watson, along with Francis Crick (1916-2004) discovered the double-helix structure of DNA (along with the contributions of Rosalind Franklin (1920-1858) and Maurice Wilkins (1916-2004)) in 1953; he (and Crick) won the Nobel Prize for Physiology or Medicine in 1962 (which they shared with Wilkins; Franklin had died earlier and was not eligible). John Sulston won the Nobel Prize for Physiology or Medicine in 2002, along with his colleagues Sydney Brenner and Robert Horvitz.