CONTENTS. XV 



Page 



8. Ileport on Isomorplious Derivatives of Benzene (p. 167) 702 



9. Ileport on tlie Relations between the Absorption Spectra and Chemical 



Constitution of Organic Bodies (p, 151) 702 



10. *Action of Aluminium Powder on some Phenols and Acids. By W. R. 



HODGKIXSON 702 



11. On the Direct Preparation of /3-Naphthylamine. By Dr. Leoxhard 

 LiMPACH and W. R. Hodgkinson 702 



12. Interaction of Furfuraldehyde and Caro's Reagent. By C. F. Cross, 



E. J. Bevan, and J. F. Briggs 702 



13. On the Synthesis of Benzo-y-pyrone. By Dr. S. RuHEiirAKN and H. E. 



Stapletoi^^, B.A. (Oxon.) 703 



14. On the Combination of Thiophenol and Guaiacol with the Esters of the 

 Acids of the Acetylene Series. By Dr. S. Ruhemann and H. E. 

 Stapleton, B.A. (Oxon.) ". 704 



15. *Chlorination of Aromatic Hydro-carbons. By II. D. Dakin and J. B, 

 CoHES^, Ph.D 704 



TUESDAY, SEPTEMBER 11. 

 Department I. 



1. *0n some Recent Work on the Diffusion of Gases and Liquids. By 



• Horace T. Brown, F.R.S 704 



2. *0n Recent Developments in the Textile Industries. By Dr. A. Liebmann 70o 



3. Influence of Pressure on the Formation of Oceanic Salt Deposits. By 



H. M. Daavson, Ph.D., B.Sc 705 



4. On the Sensitiveness of Metallic Silver to Light. By Major-General 



J. Waterhouse, I.S.C 706 



0. Some Thoughts on Atomic Weights and the Periodic Law. By J. H. 

 Gladstone, D.Sc, F.R.S., and George Gladstone 706 



6. The Heating and Lighting Power of Coal Gas. By T. Fairlet, F.R.S.E., 

 F.T.C .'707 



7. *0n Smoke. By J. B. Cohen, Ph.D 707 



Department II. 



1. Bradford Sewage and its Treatment. By F. W. Richardson, F.I.C. ... 707 



2. *0n the Treatment of Woolcombers' Effluents. By W. Leach 708 



3. On a Simple and Accurate Method for Estimating the Dissolved Oxygen 

 in Fresh Water, Sea Water, Sewage Effluents, &c. By Professor 

 Letts, D.Sc, Ph.D., &c., and R. F. Blake, F.I.C, F.C.S 708 



4. Tlie Utilisation of Sewage Sludge. By Professor W. B. BoTiOMLEr, 

 M.A., Ph.D , : 709 



Section C— GEOLOGY. 

 THURSDAY, SEPTEMBER 6. 



Address by Professor W. J. Soelas, D.Sc, LL.D., F.R.S., President of the 

 Section 7IX 



1. Notes on the Geology and the Palaeontology of Patagonia. By W. B. 

 Scott, Princeton University 73O 



