Price HALF-A-CROWN. 

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VOL. V. 



No. 28. 



ctence 



repress 



A MONTHLY REVIEW OF CURRENT SCIENTIFIC INVESTIGATION. 



Conducted by HENRY C. BURDETT. 



Edited by J. BRETLAND FARMER, M.A. 



WITH THE CO-OPERATION r 'F THE FOLLOWING EDITORIAL COMMITTEE:— 



H. E. ARMSTRONG, F.R.S., Professor oi Chemistry at the City and Guilds of London Institute for Technical 

 Education. 



W. R. DUNSTAN, F.R.S., Professor of Chemistry, St. Thomas' Hospital and Pharmaceutical Society, 

 London. 



G. F. FITZGERALD, F.R.S., Professor of Natural and Exrsrimental Philosophy in the University of Dublin. 



C. S. SHERRINGTON, F.R.S., Profess*-'- pf Physiology in University College, Liverpool. 



J. W. JUDD, C.3., F.R.S., Dean of the Rayr.i College of Science, London. 



W. J. SOLLAS, F.R.S., Professor o* Geology in the University of Dublin. 



G. B. HOWES, F.Z.S., Professor of Zoology, Royal College of Science, London. 



H. MARSHALL WARD, F.R.S., Professor of Botany in the University of Cambridge. 



H. A. MIER3, M.A., Professor of Mineralogy in the University of Oxford. 



JUNE, 1896. 



CONTENTS. 



THE GROWTH OF OUR KNOWLEDGE OF HELIUM. By J. NORMAN LOCKYER 

 C.B., F.R.S 



INSULAR FLORAS (Part V!.a). By W. HOTTING HEMSLEY, F.R.S 



THE PRESENT POSITION OF THE CELL-THEORY (Concluded). By G. C 

 pOURNE, M.A., Fellow of New College, Oxford 



THE HEREDITARY TRANSMISSION OF MICRO-ORGANISMS. By G. A 



BUCKMASTER, M.D., Lecturer on Physiology at St. George's Hospital, London 



249 

 286 



304 



3 2 4 



APPENDICES : 



I. NOTICES OF BOOKS 



II. CHEMICAL LITERATURE FOR MAY, ^896 ... 



... XXXI 

 ... XXXIII 



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