Copy letter from Robert William Frederick Harrison, to William Bateson, Fellow of the Royal Society G P Mudge has returned the manuscript of his paper, 'On colour transmission in rats', with a note saying his has revised it in line with the referee's recommendations and it has been considerably shortened, and so hopes that the Evolutionary Committee will approve. Harrison asks if he wishes to see the paper in its revised form, or is content that it is unsuitable for publication. 23 July 1907