(PART VI) 
October 28, 1867. 
Professor CHALLIS (VICE-PRESIDENT) in the Chair. 
The following were elected Officers of the Society for the 
ensuing year. 
President. 
Professor SELWYN. 
Vice-Presidents. 
Professor HUMPHRY. 
Professor STOKES. 
Professor CAYLEY. 
Treasurer. 
Rev. W. M. CAMPION. 
Secretaries. 
Professor C. C. BABINGTON. 
Professor LIVEING. 
Rev. T. G. BONNEY. 
New Members of the Council. 
The Rev. H. W. Cookson, D.D. 
Professor CHALLIS. 
Professor MILLER. 
Professor ADAMS. 
On Skew Surfaces. By Professor ‘Cavuny, FBS. 
