Olby, Robert C., The path to the double helix / Robert Olby ; foreword by Francis Crick. - London: MacMillan, 1974. - xxiii, 510 pages, 5 leaves of plates. : illustrations ; 24 cm. Includes index. Bibliography: p. 445-496. ISBN: 0333140176 Subjects--Topical Terms: Molecular biology--History.Deoxyribonucleic acid.