Referee's report by William Lawrence Bragg, on a paper 'The investigation of copper dioxide films by electron diffraction' by C A Murison Sectional committee: Physics Not recommended for publication in Proceedings. Although the paper is clear and concise, the results are not of sufficient weight to justify publication. He has had difficulty coming to an opinion and asks that another referee should be employed to read the paper. [Not published]. Endorsed on verso as received 2 January 1932. January 1932