Copy letter from Robert William Frederick Harrison, to Fisher Unwin, 1 Adephi Terrace, W.C. 'Dear Sir, The list of Fellows of the Royal Society is not issued gratis except for purposes known to and approved by the Society, but it can be purchased from our printers, Messrs Harrison & Sons, St Martin's Lane. I am, Dear Sir, yours truly, Robt [Robert] Harrison Asst. Sec. R.S. [Assistant Secretary, Royal Society]'. 20 March 1906