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Text-Books of Physical Chemistry. 



Edited by Sir WILLIAM RAMSAY, K.C.B., F.R.S., D.Sc. 



(.New Volume Just Published.) 



METALLOGRAPHY. By CECIL H. DESCH, D.Sc. (Lond.), Ph.D. 



(Wtirzb.), Graham Young Lecturer in Metallurgical Chemistry in the University of Glasgow. 

 With 14 Plates and 108 Diagrams in the text. Crown 8vo, 9s. 



Monographs on Biochemistry. 



Edited by R. H. ADERS PL1MMER, D.Sc, and F. G. HOPKINS, M.A., M.B., D.Sc. 



(New Volume J ttst Published.) 



THE SIMPLE CARBOHYDRATES AND THE GLUCOSIDES. 



By E. FRANKLAND ARMSTRONG, D.Sc. Ph.D., Associate of the City and Guilds of London 

 Institute. Royal 8vo, 3s. 6d. net. 



RECENT ADVANCES IN PHYSICAL AND INORGANIC 



CHEMISTRY. By A. W. STEWART, D.Sc, Lecturer on Organic Chemistry in the University 

 of Belfast. With an Introduction by Sir WILLIAM RAMSAY, K.C.B., F.R.S. 8vo, 7s. 6d. net. 



RECENT ADVANCES IN ORGANIC CHEMISTRY. By A W. 



STEWART, D.Sc, Lecturer on Organic Chemistry in the University of Belfast. With an 

 Introduction by J. NORMAN COLLIE, Ph.D., LL.D., F.R.S. , Professor of Organic Chemistry 

 in University College, London. 3vo, 7s. 6d. net. 



" It is not often that such an intricate and bewildering subject as Organic Chemistry is treated ia 

 so locid and masterly a manner. We have perused this book with infinite pleasure."— Che 

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A DICTIONARY OF APPLIED CHEMISTRY. By Sir T. E. 



THORPK.I C.B., F.R.S., Ph.D., D.Sc, etc. Complete in Three Volumes, Half-bound, 

 Vol. I., with 230 lllustiatians, 8vo, £2 2s. ; Vol. II., with 240 Illustrations, 8vo, £2 2s.; Vol. III., 

 with 352 Illustrations, 8vo, £3 3s. 



AN INTRODUCTION TO THE SCIENCE OF RADIO- 



ACT1VITY." By CHARLES W. RAFFETY. With 27 Illustrations. Crown Svo, <*8. 6d. net. 



" We confidently recommend this excellent book to all who wish to acquire a sound general 

 knowledge of the subject."— Journal of the Rbnigen Society. 



OUTLINES OF BACTERIOLOGY (Technical and Agricultural). 



By DAVID ELLIS, Ph.D. (Marburg), D.Sc. (London), F.R.S.E. With 134 Illustrations. 8vo, 

 7s. ea. net. 



" After reading the book' through carefully and critically, we can only come to one conclusion, 

 namely, that the author not only knows his subject thoroughly, but at the same time is well able to 

 impart his own knowledge to others. 'Few men have the gift of writing a really interesting book on 

 Bacteriology. Dr. Ellis has, and he displays his powers on almost every page." — Medical Press. 



The ORIGIN of VERTEBRATES. By W. HOLBROOK GASKELL, 



M.A., M.D. (Cantab.), LL.D. (Edin. and McGill Univ.), F.R.S. University Lecturer in Physiology, 

 Cambridge. With i63 Illustrations. Svo, 21s. net. 



"Throughout the last ten years Dr. Gaskell has published a series of papers bearing on his view 

 that the vertebrates have arisen from an arthropod ancestor. The whole of this work has been put 

 together in the present volume in a most attractive form. The stress laid on the dominance of the 

 nervous system in the upward path of development makes the work peculiarly attractive to all 

 neurologists."— Brain. 



THE HUMAN SPECIES : Considered from the Standpoints of 



Comparative Anatomy, Physiology, Pathology, and Bacteriology. By LUDWIG HOP*. 

 Authorised English Edition. With 7 Plates and 217 Illustrations in the Text. 8vo, lOs. 6d. net. 



" A book at once deeply learned and clearly expounded, it cannot but prove interesting to readers 

 curious for scientific knowledge of how much man's nature has in common with the beasts, an^i how 

 little he can call his own."— Scotsman. 



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