Copy letter from Herbert Rix, to [William Thomson] Lord Kelvin, President of the Royal Society 'My Lord, We cannot get Dr. Gilbert's address illuminated before the 22nd. inst. [instant] ^(Saturday)^ I suppose that if we post it to Largs by the evening of that day we are safe to get it back with your signature by the 27th or 28th? Yours truly, H Rix Asst. Sec. R.S. [Assistant Secretary, Royal Society]'. 14 July 1893