114 
March 2, 1868. 
The PRESIDENT (PROFESSOR SELWYN, D.D.) in the Chair. 
Communication to the Society : 
On some phenomena of the weathering of rocks alus- 
trating the value of material denudation as a 
geological agent. By D.T. Anstep, M.A., F.B.S. 
(This paper is printed in the Society’s Transactions.) 
March 16, 1868. 
The PRESIDENT (PROFESSOR SeLWyN, D.D.) in the Chair. 
The following new Fellows were elected : 
W. ©. Green, M.A., King’s. 
K. S. SHuckBuRGH, B.A., Hmmaniel. 
C. A. M. FENNELL, B.A., Jesus. 
E. Hiuu, B.A., St John’s. 
KE. H. Paumer, B.A., St John’s. 
Communications to the Society : 
(1) On Propositions numerically definite. By the late 
Professor BooLe (communicated by Professor DE 
MorGay). 
(This paper is printed in the Society’s Transactions.) 
(2) On the Curve lintearie of John Bernoulli. By 
T. Porrer, M.A. 
April 27, 1868. 
Proressor Humpury, M.D., VicE-PRESIDENT, in the Chair. 
The following new Fellows were elected : 
T. WessTER, M.A., Zrincty. 
B. ANNiINGSON, B.A., Cazus. 
