Copy letter from Robert William Frederick Harrison, to Sir Thomas Henry Sanderson, The Foreign Office 'Sir, I have the honour to acknowledge receipt of your letter of the 22nd inst. [instant], stating that the Swiss Federal Council have appointed Monsieur Bourcart and Dr Forel to represent Switzerland at the forthcoming International Conference on the publication of a Scientific Catalogue. I am, Sir, your obedient servant, Robt Harrison Asst. Sec. RS. [Assistant Secretary, Royal Society]'. 23 May 1896