This day is published Volume III., 862 pages, with 248 Illustrations. 

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Completing the Second Edition in 3 Volumes, £6 6s., 

 of 



THE MANUFACTURE OF SULPHURIC ACID AND 



ALKALI, 



With the Collateral Branches. 



BY 



GEORGE LUNGE, Ph.D., 



Professor of Technical Chemistry at the Federal Polytechnic School, Zurich ; 

 (Formerly Manager of the Tyne Alkali Works, South Shields). 



GURNEY and JACKSON, 1 Paternoster Row. 



(Successors to Mr. Van Vooest.) 



Medium 8vo. Monthly, price 2s. 6d. 

 PROCEEDINGS OP THE PHYSICAL SOCIETY OF LONDON 



AND 



ABSTRACTS FROM FOREIGN SOURCES. 



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PHYSICAL MEMOIRS, 



SELECTED AND TRANSLATED FROM FOREIGN SOURCES 



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PHYSICAL SOCIETY OP LONDON. 



Demy 8vo, price 12s., with numerous Woodcuts, three Plates. 

 JOINT SCIENTIFIC PAPERS 



OF THE DATE 



J. P. JOULE, D.C.L., F.R.S. 



Volume II., published by the Physical Society of London. 



Uniform with the above, price £1 , with numerous Woodcuts, four Plates, 



and Portrait. 



Vol. I. THE SCIENTIFIC PAPERS OF THE LATE J. P. JOULE, 



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AERONAUTICS. 



BY 



G. BREWER and P. Y. ALEXANDER. 

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