Minutes of a Committee for the Improvement of Glass for Optical purposes. Present at the meeting: the President [Sir Humphry Davy] in the chair; Mr Brande; Mr Dollond; Mr Gilbert; Mr Herschel; Mr Faraday; Mr Soth; Dr Wollaston Minutes of last meeting were read, and report of the Sub-Committee received Discussed Mr Brande's experiments on the combustin of borax with glass; account to be recorded, but not considered as holding any promise for the purposes of this enquiry. Resolved to proceed to another experiment on the large scale by making three pots of glass from fresh and re-used glass. Details and instructions given. 28 February 1826