Referee's report by William Edward Ayrton, on a paper 'Experiments to determine the value of the British Association unit of resistance in absolute measure' by John William Strutt, 3rd Baron Rayleigh Recommended for publication in the 'Philosophical Transactions of the Royal Society'. Suggests the addition of illustrations of the apparatus. The paper appears to be a continuation of a paper published in the Proceedings. The current paper is however complete in itself, with some reference to th experiments in the earlier paper. The suggested illustrations would complete the paper and make it most suitable for the Philosophical Transactions. Subject: Physiology [Published in the 'Proceedings of the Royal Society of London', 1882] 15 April 1881