Referee's report by Alfred Rene Jean Paul Ubbelohde, on a paper 'The effect of crosslinking on the density and melting of polythene' by A Charlesby and M Ross Sectional committee: Chemistry Paper reference code: A200 Recommended for publication in the Proceedings. Ubbelohde comments the paper contains 'definite scientific interest, but is twice as long as the scientific importance of the topic warrants', and includes specific suggestions to shorten the paper on a separate typescript page. [Published in Proceedings A, 1953]. Date received not given. 20 November 1952