PROCEEDINGS. 297 
other Minerals.” 3. ‘On the composition of Pumice from the 
acific.” 
ena were made by the Hon. G. A. Lloyd and Mr, C. 8. 
Wilkinso 
Professor GW anu A.M.LC.E., read a paper “ On the fee. 
and ioe of Tron-bark Timber as applied to works of co 
stru a 
a discussion (owing to the lateness of the hour) followed, 
in which Messrs. C. Moore, J. Trevor Jones, and J. A. MacDonald, 
took part. 
Mr. H. C. aed B. A., F.R.S., read a paper—“ Notes upon 
Floods in Lake Geor 
About thirty iar were present, 
