Copy letter from Robert William Frederick Harrison, to Professor Hugh Longbourne Callendar, Fellow of the Royal Society, Chairman of the Physics and Chemistry Committee 'Paper by Prof. W. A. [Professor William Augustus] Tilden, F.R.S. [Fellow of the Royal Society], on "The Specific Heats of Metals and the Relation of Specific Heat to Atomic Weight" Part III. The Referees' reports on the above paper are enclosed herewith. Will the Chairman please say whether the publication of the paper may be proceeded with under S. O. [Standing Order] 43? RWFH [Robert William Frederick Harrison]'. 29 March 1904