Minutes of an ordinary meeting of the Royal Society Mr Boyle is entreated to remember his 'Experiment of the aire'. There was a debate concerning the waters ascending the Tubes or siphons. Dr Henshaw made these severalltryalls, in one tube, with water, s_Spirit of wine, Rose water, Spirit of salt, Spirit of vitriol Sir Paul Neile brought in some solid glasse balls The 'Experiment of the Kings bubbles' is referred till Mr Lewin can set a 'pot of mettall in a hotter fire than that in the Minories'. 18 March 1661