FUSED 



QUARTZ 



MERCURY 



VAPOUR 



BURNERS 



We manufacture 

 burners of all forms, 

 arc and discharge, 

 for scientific, med- 

 ical, industiial and 

 home use. Dis- 

 charge burners are 

 robust and free 

 from "mercury 

 hammer." 



VITREOSIL 



THE THERMAL SYNDICATE LTD. 



Established over Thirty Years. 



Head Office and Works : Wallsend-on-Tyne. 



London Depot : 



Thermal House, 12-14, Old Pye Street, 



Westminster, S.W.I. 



APPLICATION FOR ADVERTISING 

 SPACE IN THE 



Preliminary Programme 



of the 



Nottingham Meeting 



In 1937 

 should be made at once to 



THE ADVERTISEMENT MANAGER, 



British Association, 



Burlington House, London, W.l. 



