Copy letter from Robert William Frederick Harrison, to Sir William Ramsay, Fellow of the Royal Society Has sent on Ramsay's letter with reference to his paper on 'A Determination of the Amount of Neon and of Helium in Atmospheric Air' to Professor [Joseph] Larmor at Cambridge, and will let Ramsay know as to the reading of the paper next Thursday. In view of the length of the paper, asks for a brief digest of the content as soon as possible, to be set up in type for the use of Fellows at the meeting. 11 March 1905