Copy letter from Herbert Rix, to Mr William Brown, 26 Princess Street, Edinburgh, Scotland 'We have no copies of our List of Members at this office for gratuitous distribution, but you can obtain one from Messrs. Harrison & Sons, 45 St. Martin's Lane, -price 9d. to the trade. Yours truly, H Rix Asst. Sec. R.S. [Assistant Secretary, Royal Society]'. 24 February 1892