Svi CONTENTS. 



I'age 



10. On a new and rapid Method of Testing Beer and other Alcoholic Liquors. 



By Dr. William Bott 660 



11. On some Organic Vanadates. By JoH?f A. Hall 660 



12. On some Organo-silicon Compounds. By W. B. Hart, A.I.C 661 



13. A new Process for the Preparation of Aconitine. By John Williams, 

 r.C.S.,F.I.C 665 



14. Some new Cinnamic Acids. By Professor Peekin and Dr. J. B. Cohen... 667 



WEDNESDAY, SEPTEMBER 7. 



1. The Antiseptic Properties of Metallic Salts in relation to their Chemical 

 Composition, and the Periodic Law. By Professor Cahnelley and Miss 

 EiTA Johnston 667 



2. On the Antiseptic Properties of some of the Fluorine Compounds. By 

 William Thomson, F.R.S.E., F.C.S 667 



3. On tlie Composition of Water by Volume. By Alexandee Scott, M.A., 



D.Sc, F.R.S.E 668 



4. On some Vapour Densities at High Temperatures. By Alexander Scott, 

 M.A., D.Sc, F.R.S.E 668 



6. On the Estimation of the Halogens and Sulphur in Organic Compounds. 

 By R. T. Plimpton, Ph.D 069 



6. Vacuum Injector Pumps for use in Chemical Laboratories. ByT. Faibley 609 



7. Description of a Shortened Self-acting Sprengel Pump. By Dr. W. W. J. 

 NicoL 669 



8. On the Derivatives and the Constitution of the Pyrocresols. By William 

 BoTT, Ph.D., F.C.S., and Professor H. Schavarz 669 



9. Apparatus for the Examination of Air. By Dr. Ransome 673 



10. Apparatus for demonstrating the Explosion of Nitro-Glycerine. Bv P. 



Braham, F.C.S .'..... 672 



Section C— GEOLOGY. 



THURSDAY, SEPTEMBER 1. 



Address by Henkt Woodward, LL.D., F.R.S., F.G.S., President of the Section 673 



1. On the Geographj' of the British Isles in the Carboniferous Period. By 



Professor W. Botd Daavkins, F.R.S 684 



2. On the Structure of the I\IiIlstone Grit of the Pennine Chain. Bv Pro- 

 fessor W. Boyd Dawkixs, F.R.S ." 686 



3. On Foreign Boulders in Coal Seams. By Mark Stierup, F.G.S 68& 



4. On the Organic Orio:iu of the Chert in the Carboniferous Limestone Series 



of Ireland and its Similarity to that in the Corresponding Strata in North 

 Wales and Yorkshire. By George Jennings IIinde, Ph.D 688 



5. On the Discovery of Carboniferous Fossils in a Conglomerate at Moughton 



Fell, near Settle, Yorkshire. By Robert Law, F.G.S., and James 

 Hoesfall ' 690 



FRIDAY, SEPTEMBER 2. 

 1. Fifteenth Report on the Erratic Blocks of England, Wales, and Ireland... 60(> 

 .■2. Note on a few of the many remarkable Boulder-stones to be found along 

 the Eastern Margin of the Wicklow Mountains. 'Bj Professor Edwabd 

 Hull, LL.D., F.R.S., F.G.S 691 



