Referee's report by William Henry Bragg, on a paper 'The effect of thermal vibrations on the scattering of X-rays. II' by Kathleen Sarginson Sectional Committee: Physics Recommended for publication in the 'Proceedings of the Royal Society of London'. The paper is supplementary to an earlier one by the author and Max Born. Refers to work by Ivar Waller, wo which reference and comparison should be made. Contains extra question - 'Is there any information contained in the paper which likely to be of value to the enemy?' Referee replies no. [Published in the 'Proceedings of the Royal Society of London'] No received date. [1941]