Xll CONTENTS. 



Page- 



7. On Peppermint-camphor (Menthol) and some of its Derivatives. By- 

 Professor K. W. Atkinson, B.Sc. (Lond.), and H. Yoshida 585' 



8. On the Sodiimi-alum of Japan. By Professor Edward DrvERS, M.D. ... 586 



9. On the Occurrence of Selenium and Tellurium in Japan. By Professor 

 Edward Divers, M.D 586 



10. On the Chrome Iron Ore of Japan. By Professor Edward Divers, M.D. 587 



MONDAY, SEPTEMBER 5. 



1. On certain Points in Modern Progress in Chemical Knowledge. By 

 Professor H. E. Armstrong, Ph.D., F.R.S 589 



2. On the alleged Decomposition of the Elements. By Professor Dewar, 

 M.A., F.R.S 589' 



3. On the Production of Crystals hy the Action of Metals in Carbon Disul- 

 phide in Sealed Tubes. By Philip Braham, F.O.S 589- 



4. On the Separation of Hydrocarbon Oils from Fat Oils. By Alfred H. 

 Allen, F.C.S 589 



5. On some Phenomena which appear to be of the Nature of Ohemico- 



Magnetic Action. By William Thomson, F.R.S.E 590' 



6. On the Specific Refraction and Dispersion of Light by Liquids. By J. H. 



Gladstone, Ph.D., F.R.S 591 



7. On Molecular Attraction. By F. D. Brown, B.Sc 592 



8. Note on a new Method of Measuring certain Chemical Affinities 592 



TUESDAY, SEPTEMBEB 6. 



1. On the present state of Chemical Nomenclature. By Professor A. W. 



AVilliamson, Ph.D., F.R.S 593 



2. On Alterations in the Properties of the Nitric Ferment by Cultivation. 



By R. Warington, F.C.S 693 



3. On the Eifect of the Spectrum of Silver Chloride. By Captain Abney, 

 R.E., F.R.S 594 



4. Some Remarks on Crystallogeny. By Professor J. P. Cooke 595 



5. On the Action of Zinc and Magnesium on Acidified Solutions of Ferric 

 Sulphate. By Professor T. E. Thorpe, Ph.D., F.R.S 595 



6. On the Reducin? Action of Zinc and Magnesium on Vanadium Solutions. 



By Professor H. E. Roscoe, LL.D., F.R.S 596 



7. On the Determination of the Relative Atomic Weights of Manganese, 

 Oxygen, and Silver. Bv Professor Dewar, M.A., F.R.S., and A. Scott, 

 B.A., B.Sc ". 596 



WEDNESDAY, SEPTEMBER 7. 



1. On Some Vapour Density Determinations. By Professor Dewar, M.A., 



F.R.S., and A. Scott, B.A., B.Sc 597 



2. On Vapour Density Determinations. By Professor Thorpe, Ph.D., F.R.S. 597 



3. Note on the Phosphates of Lime and Ammonia. By J. Alfred Wankltn 597 



4. On a New System of Blowpipe Analysis. By Lieut.-Colonel Ross 598 



5. On Colliery Explosions. By William Galloway 598 



6. On the Double Iodide of Mercury and Copper. By Professor Silt anus 



P. Thompson, B.A., D.Sc '. 600 



