296 



Dichlorinated Marsh-gas. 

 Monatomic salt [(C H 2 Cl)' (C 2 H g ) 3 P ] ' Cl. 



Diatomic salt [(C H 2 )" < g'j pjd 2 . 



Trichlorinated Marsh-gas. 

 Monatomic salt [(C H C1 2 )' (C 2 H 5 ) 3 P ] Cl. 



Diatomic salt [(C H Cl)" <fa |'>- ] V_. 



(C 2 H 5 ) 3 P1'" 



Triatomic salt (C H)'" (C 2 H 5 ) 3 P C1 3 . 



L (C a H 5 ) 3 PJ 



Tetrachlorinated Marsh-gas. 

 Monatomic salt [(CC1 3 )' (C 2 H 5 ) 3 P] Cl. 



Diatomic salt f~(C C1 2 )" ^Q 2 g 5 ) 3 p]"ci 2 . 



r (C 2 H,) 3 



(C Cl)'" (C 2 H 6 ) 3 

 L CH 



'" 



Triatomic salt (C Cl)'" (C 2 H 6 ) 3 P C1 3 . 



(C 2 H 6 ) 3 PJ 



Tetratomic salt 



\ H s ) 3 



June 20, 1861. 



Major-General SABINE, R.A., Treasurer and Vice-President, 

 in the Chair. 



In accordance with the Statutes, notice of the ensuing Anniversary 

 Meeting was given from the Chair. 



Dr. Heinrich Debus, Mr. Campbell De Morgan, Dr. Thomas A. 

 Hirst, Professor James Clerk Maxwell, Dr. Edmund Alexander 

 Parkes, Professor William Pole, Mr. Philip Lutley Sclater, Professor 

 Henry John Stephen Smith, and Dr. Thomas Thomson, were ad- 

 mitted into the Society. 



The following communications were read : 



