Add MS 86840/6

Annotations and manuscripts originally part of a collection of offprints etc. received by John Maynard Smith filed under 'Ben-Bl'. Contents include:

• Annotation to 'The effect of biased conversion on the mutation load', by Bengt O. Bengtsson. Annotation reads: 'To John from Bt'.

• Draft of 'Synonymous Substitution Rate Constants in Escherichia Coli and Salmonella Typhimurium and their Relationship with Gene Expression and Selection Pressure' by Otto Berg and Mattius Martelius.

• Draft of 'Selection intensity for codon bias: are there two effective population sizes for E. coli?' by Otto Berg. Annotation is on the back of the final page.

• Letter to Maynard Smith from Rick Michod dated 31 Jul 1985 attached to 'Recombinational Repair may be an important fucntion of sexual reproduction' by Harris Bernstein.

• Annotation to 'A systems approach toward the functional connections in attachment and fear' by Norbert Bischof. Annotation reads: 'To Dr. Maynard-Smith with compliments N.B. .'

• Correspondence between Maynard Smith and C.C.F. Blake including: a letter to Maynard Smith from Blake dated 26 Aug 1986 attached to two articles by Blake; and a letter from Maynard Smith to Blake dated 10 Sep 1986.

The full range of authors represented in the original collection of offprints etc. filed under 'Ben-Bl' is: Jonathan Benon, Bengt O. Bengtsson, Seymour Benzer, Otto G. Berg, Harris Bernstein, F.E. Binet, Adrian P. Bird, William C. Birky (Jr.), A.J. Birley, John Birsell, Norbert Bischof, C.C.F. Blake, A.D. Blest and Henry Block. The date range of the original collection of offprints etc. filed under 'Ben-Bl' is 1954-1997.