Copy letter from Herbert Rix, to the Right Honorable Baron Henry de Worms, Fellow of the Royal Society 'Dear Sir, Upon receipt of your note of today I re-examined our pass-book, but cannot find that payment of your annual contribution has been made. I enclose the bankers' form for which you ask. Yours obediently Herbert Rix Asst Sec RS [Assistant Secretary, Royal Society]'. 21 September 1891