London: Macmillan, 1953. 2 vols. 4to. lxiv, 1168; lxxi, [i], 1200 pp. FIRST EDITIONS. Black buckram, library label on front endpaper. The entire Volume 171 for January through June, 1953 and Volume 172 for July through December, 1953 are offered. FIRST EDITIONS. “In these two papers Watson & Crick identified... More about Molecular structure of nucleic acids...In: Nature, Vol. 171; plus Wilkins paper in Vol. 171 (part 2