Copy letter from Herbert Rix, to Professor Thomas Henry Huxley, Fellow of the Royal Society 'Dear Sir, Copley Fund [underlined] I am instructed by the Treasurer to send you the enclosed cheque for Fifty pounds, being the Annual Gift due to the recipient of the Copley Medal. Kindly let me have a receipt for the same. I am, yours faithfully, Herbert Rix Asst Sec RS [Assistant Secretary, Royal Society]'. 22 January 1889