DISCUSSION AT SHEFFIELD. 



Tuesday, February 141 Ji. iqio. 



At a meeting of the Sheffield Association of MetaUur- 

 gists and Metalhirgical ('hemists held at the Eoyal Victoria 

 Hotel, Sheffield, on Tuesday, February :24th, 1920, further 

 discussion took place on those papers presented at the 

 Symposium at London, on January 14th, which dealt with 

 the use of the microscope in Metallurgy and Metallography. 



The meeting was held in co-operation with the 

 Faraday Society and it was attended by members of other 

 local bodies and by the members of the local sections of 

 the Institute of Metals and the Society of Chemical 

 Industry. 



Mr. J. H, S. Dickenson, President of the Sheffield 

 Association of Metallurgists and Metallurgical Chemists, 

 was in the chair and he presided over a large audience. 



Thp Chairman, having explained the objects of the 

 meeting, called upon Dr. F. C. Thompson, Mr. T. G. 

 Elliot, Mr. J. H. G. Monypcnny and Mr. F. Atkinson 



to introduce briefly the papers they had contributed to the 

 Symposium in London. Other papers were distributed in 

 proof form. 



Dr. Thompson's paper was entitled '' The High 

 Power Photomicrography of Metals." 



Sir. PiOBERT Hadfield and Mr. T. (1. Elliot's 

 ))aper was on " Photomicrographs of Steel and Iron 

 Sections at High Magnification," 



Mr. J. H. G. Monypenny's paper was entitled 

 " Some Notes on the Metallurgical Photomicroscope." 



The i)aper by Mr. L^lte Aitchisok and jMr. F. 

 Atkinson was entitled " Metallurgical Microscopes and 

 their Development." 



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