264 
percentage of recruits being rejected from towns than from 
country places. 
Dr LatHAM asked whether increasing luxury might not also 
tend to increased insanity, and this be an equal danger with 
poverty. 
Dr Bacon said that no doubt there were evils attendant on 
civilisation, but that he had founded his remarks on statistics ; 
and that these pointed to the poorest counties being the most 
liable to insanity. 
Dr CAmPIon said it must be remembered that the more 
actively disposed persons left the country, so that the feebler, 
and those most degenerated, remained behind, and that statistics 
which did not take account of this could not be trusted. 
Some further conversation took place upon the same subject. 
(3) Supplement to a table of Bernoulli’s numbers. By 
J. W. L. Guatsuer, B.A. 
April 29, 1872. 
The PRESIDENT (PROFESSOR HuMPHRY) in the Chair. 
The Treasurer (Dr Campion) gave a statement of the So- 
ciety’s accounts for the past year, which had been audited by 
Mr PreTeRS and Mr Main. The thanks of the Society were 
proposed by Prof. LivEine, seconded by Prof. BaBINGToN, and 
unanimously accorded. 
Communications made to the Society : 
(1) On certain effects on light on Portland Stone. By 
FE. A. Patsy, M.A. 
Mr Patry described the tendency of Portland stone and the 
odlites, as Bath, Barnack, Ketton, &c., to contract, in different 
