Copy letter from Robert William Frederick Harrison, to Dr Alexander Scott, Fellow of the Royal Society Encloses a revised copy of Dr E P Perman's paper on 'The Direct Synthesis of Ammonia' [not enclosed], forwarded by Professor Griffiths to the Society. In his covering letter Griffiths states the paper has been re-written and that Perman has repeated the experiments with certain additional precautions, as suggested. Asks if Scott considers the revised paper suitable for publication. 10 March 1905