Copy letter from Robert William Frederick Harrison, to Andrew Jamieson, 16 Rosslyn Terrace, Kelvinside, Glasgow 'Dear Sir, The paper by Professor [James Alfred] Ewing and Mr Walter was published in the "Proceedings" of the Royal Society, No. 490, price 2/6, and may be obtained from Messrs Harrison & Sons, 45, St Martin's Lane, W.C., or through the medium of a bookseller. Possibly it is on sale in Glasgow. I am, Dear Sir, faithfully yours, Robt [Robert] Harrison Asst. Sec. R.S. [Assistant Secretary, Royal Society]'. 8 March 1904