December 14th, 1920.] Proceedings. xi. 



In conclusion the lecturer dealt with a much misunderstood 

 problem which is one of the rare pieces of evidence for the 

 existence in Egypt of a standard of rings or shatyw of various 

 metals. 



General Meeting, December 14th, 1920. 



Sir Henry A. Miers, M.A., D.Sc, F.R.S. (President), in the 



Chair. 



Mr. Harold Martin Scott, Chemist. 32, Queen's Road, West 

 Didsbury, Manchester ; and Mr. A. D. Ritchie, M.A,. Assistant Lecturer 

 in Chemical Physiology, The University, Manchester; were elected 

 Ordinary Members of the Society. 



Ordinary Meeting, December 14th, 1920. 



The First Joule Memorial Lecture. 



Sir Henry A. Miers, M.A., D.Sc, F.R.S. (President), in the 



Chair. 



The First Joule Memorial Lecture was delivered by Sir 

 Dugald Clerk, K.B.E., D.Sc, F.R.S. The subject of the 

 lecture was " The Work and Discoveries of Joule." 



This lecture is printed in full in the Memoirs. 



" Young People's " Meeting, January 5th, 1921. 

 Mr. Francis Jones, M.Sc, F.R.S.E-, F.C.S. {Vice-President), 



in the Chair. 



The First " Young People^ " Meeting of the Society was 

 held at 3-30 p.m. Short experimental demonstrations were 

 given by Professor W. W. Haldane Gee, on " Flames and 

 Lights," and by Mr. R. W. James on " Liquid Air." 



Mr. and Mrs. R. H. Clayton entertained the Guests to tea in 

 the Common Room, at 4.0 p.m. 



Professor W. W. Haldane Gee, B.Sc, M.Sc.Tech., gave a 

 survey of "Flames and Light." from the " flint and steel " 

 to the present day arc lamp. A " flint and steel," tinder-box, 

 early forms of matches, tallow and wax candles, Dalton's magic 

 lanthdrn, Bunsen and other burners were exhibited and 

 described. Bale's introduction of yellow phosphorus in 1680 

 and the experiment of producing a bright phosphorescent light 

 by dissolving phosphorus in oil of almonds; " musical " and 

 " roaring " flames were also dealt with by the lecturer. Older 

 methods of lighting were contrasted with modern methods, and 



