Scripts and Commentaries Contains scripts, commentaries, and an abstract, comprising: Three TS scripts for a ten minute film on Automatic Mechanical Self-Replication, one with diagrams, dated March 1958; Three copies of an abstract for Penrose's film on Automatic Mechanical Self-Replication to be exhibited at the Tenth International Congress of Genetics, 23 August 1958; TS commentary for the first film on Automatic Mechanical Self-Replication; Three TS scripts for a second film on Automatic Mechanical Self-Replication. Initial script, dated July 1961, is heavily annotated, and followed by revised scripts dated October 1961; TS commentary by Mr Cresswell for "Automatic Mechanical Self-Replication II", with accompanying cover note for Miss Brown, dated October 1961; TS commentary for the first film with corrections, and annotated to show the soundtrack for Part 1 was corrected on 7 March 1962. 1958-1962