Copy letter from William Bate Hardy, Secretary of the Royal Society; to the Under Secretary of State; Home Office Forwards six copies of a Report drawn up by the Glassworkers' Cataract Committee of the Society [not enclosed]. Draws attention to its recommendation of a continuance of the investigations especially in the direction of the chemical composition of the Crystalline Lens. Notes that there is still an unexpended balance of £176.4.1. which could be devoted to this purpose. 23 July 1920