February 27, 1919] 



NATURE 



CHEMICAL & SCIENTIFIC APPARATUS 



ALL BRITISH 



w 



BRAND. 



MADE IN TWO QUALITIES. 



(1) An excellent Soda Glass, suitable for £p^l 

 ordinary use, branded .... (Sissja 



(2) A Highest Resistant Glass for Ana- W($M 

 lytical and Research Work, branded 



WOOD BROTHERS GLASS COMPANY, LTD., 



BOROUGH FLINT GLASS WORKS, 

 BARNSLEY. 



Obtainable from Laboratory Outfitters and always stocked by 



Wm. Tooftood. Ltd., 77 Southwark St. LONDON. S.E. 1 

 Harrison. Parkinson & Co.. Sunbrldgre Road. BRADFORD 

 C. & J- Montgomery, 147 Royal Avenue. BELFAST 



Standley Belcher & Mason, Ltd., Church St. BIRMINGHAM 

 McQullkln & Co., 17 Sauchlehall Street. GLASGOW 



Thomson. Skinner & Hamilton, 38 Sauchlehall St. GLASGOW 

 Reynolds & Branson, Ltd, 14 Commercial Street. LEEDS 

 Battle. Son & Maltby, Chemists. LINCOLN 



Orme & Co., Ltd., 17/19 Russell Street, 



London Road. MANCHESTER 



Middleton & Co. 11 Linthorpe Road. MIDDLESBROUGH. 

 Urwln & Co., The Manors. NEWCASTLE on-TYNE. 



Brady & Martin, Ltd , 



Northumberland Road. NEWCASTLE-on-TYNE. 

 J Preston, Barker's Pool. SHEFFIELD. 



W. Flnlayson, 141 High Street. STOCKTONon-TEES. 



F. A. Henriques. 56 Clarence Street. SYDNEY. 



Heynes Mathew, Ltd., Adderley Street. CAPE TOWN. 



INSIST ON HAVING THE (w) BRAND. 



The MEDICAL SUPPLY ASSOCIATION, Ltd. 



(Electrical 



Running cost 



id. per hour. 



Dept.) 



ACTUAL 



MANUFACTURERS OF SCIENTIFIC 



ELECTRICAL APPARATUS, 

 167=185 Gray's Inn Rd., London, W.C. 1. 



HIGH-SPEED STATIC 

 ELECTRICAL MACHINES 



FOR HEAVY DISCHARGES. 



Sizes 4 to 20 Plates. All Plates Revolving. 

 LABORATORY USE, 

 PRODUCTION OF X-RAYS, 

 PROLONGED HIGH TENSION 



DISCHARGES, 

 ELECTRO-AGRICULTURE AND 



OTHER PURPOSES. 



covering is required, as the machine Is unaffected 



SUITABLE FOR 



' Dc-.-elopment and Uses of the Static Electrical 

 Nature, December 27, 1917, page .-,32. 



SEND FOR STATIC MACHINE CATALOGUE OF 



HIGH-CLASS, WELL-ENGINEERED MACHINES. 



British made throughout in our own workshops. 



A CLIENT WRITES regarding out BRITISH BUILT 

 MACHINE:— "It is better than any other outfit 1 h:.*. 

 If it is all English made, then I am proud of the fact that English- 

 men are not behind American and Continental houses in building a 

 fine piece of apparatus." 



