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A WEEKLY ILLUSTRATED JOURNAL OF SCIENCE. 
“* To the solid ground 
Of Nature trusts the mind which butlds for aye.’,—\WORDSWORTH. 
No. 2791, VOL. 111] SATURDAY, APRIL 28, 1923 [PRICE ONE SHILLING 
Registered as a Newspaper at the General Post Office.] [All Rights Reserved. 
BALANCES & WEIGHTS | REYNOLDS, & BRANSON, Limited. 
“RYSTOS” STILL. 






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Improved Central Flue Water Still and Condenser. 
In ie petsm the heat is nea through the water by means of a 
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F.E.BEC KER & Ce pure tin, and the water jacket is air-cooled on two surfaces. One-gallon 
W. & J.GEORGE (LONDON) L"® PROPRIETORS = (x + distilled water en hour), solid copper. Ring Burners for same. 
y . 96 ’ ae), A On| rice of various sizes on app ication. 
17 to 29 HATTON WALL, LON Catalogues of Chemical ne and Chemicals, 
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Manufacturers of 
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Kemble Street, Kingsway, 
London, W.C.2. 

