520 Prof. A. H. Church on certain Ethylphosphates. [Dec. 8, 



The following Table shows the progress and present state of the Society 

 with respect to the number of Fellows : — 





Patron 

 and 

 Honorary. 



Foreign. 



Having 

 com- 

 pounded. 



Paying 

 £2 12s. 

 annually. 



Paying 

 annually. 



Total. 



November 30, 1863 . 



6 



49 



324 



4 



274 



o57 









+ 3 





-3 





















+ 3 

 — 2 



+ 4 

 — 11 





+ 11 

 -6 



+ 18 

 -20 







-1 











November 30, 1864. 



6 



50 



320 



3 



276 



655 



December 8, 1864. 



Dr. WILLIAM ALLEN MILLER, Treasurer and Vice-President, 



in the Chair. 



It was announced from the Chair that the President had appointed the 

 following Members of the Council to be Vice-Presidents : — 

 The Treasurer. 

 Mr. Gassiot. 



Sir Henry Holland. ■ 



The following communications were read : — 



1. " Researches on certain Ethylphosphates.^^ By Arthur Herbert 

 Church, M.A. Oxon., Professor of Chemistry, Royal Agricul- 

 tural College, Cirencester. Communicated byA. W. Hofmann, 

 Ph.D., LL.D. Received October 21, 1864. 



The constitution, properties, and derivatives of the so-called conjugated 

 sulphurous and sulphuric acids have been made the subject of numerous 

 researches, and have led, in the hands of Gerhardt and others, to very 

 interesting results. I have examined at different times* several members 



* On tlie Benzole Series, Parts 1 & 2. Phil. Mag. April and June 1855. 



On the Spontaneous Decomposition of certain Sulphomethylates. Phil. Mag. 

 July 1855. 



On the Action of Water upon certain Sulphomethylates. Phil, Mag. Jan. 1850. 

 On Parabenzole, Parts 1 & 2, Phil. Mag. June 1857, and Dec. 1859. 



