S/tppicii/cul to " Xai/irc," February 27. [919. 



British Chemical Ware Manufacturers 



Association, Limited, 51 Lincoln's Inn Fields, London,W.C. 2. 



Look for the mark of the manufacturer when buying 

 the following" Laboratory requirements. Protect 

 yourself — buy British-made products, of reliable 

 high-grade quality. 



Write to the addresses given below for free samples, catalogues, 

 and further particulars of these high-grade Laboratory requirements. 



Name of Member 



DOULTON & CO., Ltd., 



Lambeth, London 



Manufacturers of 



Chemical Laboratory 

 Porcelain 



Trade Marks 



DUROGLASS, Ltd., 



14 Cross Street, Hatton Garden, 

 London, E.C. 1 



Chemical and Resistance 

 Laboratory Glass Ware 



R. JOHNSTON & CO., Ltd., 

 92-93 Fore Street, London, E.C. 2 



Soda and Lead Glass Tubing- 

 and Rods— Chemical and 

 Laboratory Glass Ware 



JOHN MONCRIEFF, Ltd., 



Perth 



Chemical and Resistance 

 Laboratory Glass Ware 



WOOD BROS. GLASS CO., Ltd., Chemical and Resistance 

 Barnsley, Yorks Laboratory Glass Ware 



THE WORCESTER ROYAL Chemical Laboratory 



DnDrrr ATM rA T ._■ Porcelain — Combustion " ltoyai Worcester.' 



fUKl/t-LAlW LU., Ltd., and Pyrometer Tubes 



Worcester 



All the above products can be obtained from the usual trade houses — should any 

 difficulty be experienced, however, write at once to the Secretary, British Chemical 

 Ware Manufacturers Association, Ltd., 51 Lincoln's Inn Fields, London, W.C.2. 



Samples may be seen at the Office of the Association. 



IN GREAT 



BV R. CLAY AND SONS, LTD., BRUNSWICK STREET, STAMFORD 



BUNGAY, SUFFOLK. 



