| Description | Five draft typescripts of Penrose's paper on "DNA Replication", with diagrams and notes, drawings, a typed addendum, and offprint of the article "A theory of DNA replication" by Penrose in Annals of Human Genetics, volume 24, 1960. Also includes a letter from the UCL Department of Biochemisry to Penrose, 1961, thanking him for a copy of the article. |