Copy letter from Herbert Rix, to Illmo Signor Segretario, Societa Reale, Accademia delle Scienze, Naples 'Dear Sir, We are informed by Messrs Clay & Sons (the publishers of our "Catalogue of Scientific Papers") that you have not claimed the parcel containing volume X from their agent, although you have been duly advised of its delivery. I beg leave to say that if we do not hear from you within a fortnight, we shall order the return of the parcel to this office and the removal of the Societa Reale from our gratis list. I am, Dear Sir, yours faithfully, H Rix Asst. Sec. R.S. [Assistant Secretary, Royal Society]'. 16 July 1894