Letter from Andrew Jamieson, 16 Rosslyn Terrace, Kelvinside, Glasgow, to the Secretary of the Royal Society, Burlington House, London 'Dear Sir, Kindly send to me in the enclosed stamped addressed envelope a copy of the paper read by Professor J A Ewing LL.D. F.R.S. and Mr Walter M.A. on Feb. 11th 1904, on 'A new method of detecting Electrical Oscillations'. I shall be much obliged for a copy of this important paper. Yours faithfully, Andrew Jamieson'. 7 March 1904