Copy letter from Herbert Rix, to the Secretary, St James & Pall Mall Electric Light Company, Carnaby Street, W 'Dear Sir, I was on the continent when your memo [memorandum] of Sept. 1st arrived. I cannot find that the a/c [account] for £9-14-6 was ever rendered. It is not on my file. If you will let me have a copy of it, it shall be paid at once. Yours truly Herbert Rix Asst Sec RS [Assistant Secretary, Royal Society]'. 23 September 1893