Copy letter from Michael Foster, to the Secretary, Charterhouse, E.C. 'J.W. [John Whitaker] Hulke, F.R.S., F.R.C.S., F.G.S., has been appointed to act as a representative of the Royal Society upon the Governing Body of Charterhouse in succession to the late Dr Peter Martin Duncan. Mr Hulke's address is 10 Old Burlington Street, W. I am, Sir, Your Obedient Servant, Sec R.S. [Secretary, Royal Society]'. 5 June 1891