Copy letter from Robert William Frederick Harrison, to Walter Webb, Greenfield, Worcester 'Dear Sir, In reply to your enquiry of May 26th., the Report of the Krakatoa Eruption has no exceptional value, second hand. It was published at thirty shillings, and if your friend obtained, say, one pound for it, she would have no reason to complain. I am, faithfully yours, Robt [Robert] Harrison Assistant Secretary and Librarian R.S. [Royal Society]'. 29 May 1906