Copy letter from Herbert Rix, to the Secretary, Eastern Telegraph Company, Winchester House, Old Broad Street, E.C. 'Sir, I am instructed to return you the two invitation cards inclosed herewith and to inform you that the President of the Royal Society has already accepted a similar invitation. I am, yours truly, H Rix Asst. Sec. R.S. [Assistant Secretary, Royal Society]'. 6 July 1894