Referee's report by Edward Victor Appleton, on a paper 'On the nature of atmospherics—V' by Robert Alexander Watson-Watt, J F Herd and F E Lutkin Sectional committee: Physics Recommended for publication in Proceedings, in full. Assumes authorship will still include the late J F Herd. [Published in Proceedings of the Royal Society A, 1937]. Endorsed on verso as received 7 July 1937. July 1937