Copy letter from Herbert Rix, to John Norman Collie, University College, Gower Street 'Dear Sir, I regret to say that your paper having been read before the Society cannot now be returned to you. The MS. [manuscript] must by the rules of the Society remain in our possession. I will, however, communicate to the Committee of Papers your desire that it be not published. Yours truly Herbert Rix Asst Sec RS [Assistant Secretary, Royal Society]'. 11 November 1891