Copy letter from Herbert Rix, to Dr Hanpt, Oberbibliothekar, Universitätsbibliothek, Giessen 'Dear Sir, In answer to your note of November 27 I am sorry to say that the request cannot be granted, since the President and the Council have opened no free list for the volume in question, in consequence of the great expense attending its production. I am faithfully yours, Herbert Rix Asst Sec RS [Assistant Secretary, Royal Society]'. 8 December 1888