30 
ANNUAL REPORT for 1874-75. 
— SS ESE 
Tu1s Socintry may be fairly represented as prospering, 
and the present year has seen a large increase in the number of 
its members, which now amount to sixty. 
Nine General Evening Meetings have been held during the 
past Winter Session, at which Papers were read on scientific 
subjects, as follows :-— 
“ On Chemical Physics,” by Mx. Davin Jounson, F.G.S., F.C.S. 
“On Elementary Vegetable Structure and the Growth of Plants,’ by 
Mn. T. Bennron Acton. 
“On the Circulation and Respiration in Vertebrate Animals,” by Dr. 
Eyton Jones. 
“ On Forces,” by Mr. W. Hiaeatns. 
‘© On the Chemistry & Formation of Coal,” by Mr. G. W. Suxvusso zz, F.G.S., 
‘of Chester. This Paper was read by Mr. D. Mackrnrosu, F.G.S., 
Mr. Surupsote having been prevented from personally attending 
the Meeting. 
“On the Properties of Matter and the Mechanical Powers,” by Mx. D. 
Macxintosu, F.G.S., of Chester. 
‘© On the Mollusca, considered with reference to their importance in estimating 
the contemporaneous ages of Strata,’ by Mr. We. Suong, F.G.S., 
of Chester. 
“ On Acoustics,” by Mx. W. H. Munns, B.A., B.Sc. 
** On Light,’ by Mr. Mruts, of Chester. 
The Committee have to express their thanks to the Chester 
Society for the assistance the members of that Society are 
always ready to afford in furthering the objects of the Wrexham 
Society, and especially to those gentlemen who have so kindly 
read Papers of great interest, during the late Winter Session, 
to the Wrexham Society. 
In addition to the Evening General Meetings, Private 
Meetings have been held among some of the members interested 
in particular branches of Natural Science, at which various 
subjects of scientific interest have been brought forward and 
discussed. 
