Referee's report by Edgar Douglas Adrian, 1st Baron Adrian of Cambridge, on a paper 'The action of potassium and other ions on the injury potential and action current in maia nerve' by S L Cowan Sectional Committee: Physiology Recommended for publication in the 'Proceedings of the Royal Society of London'. The paper might be reduced in length, but as 'it clears up a good many doubtful points and contributes new results of great interest' it may not be advantageous to shorten the paper. [Published in the 'Proceedings of the Royal Society of London'] Endorsed on verso as received 14 March 1934. [March 1934]