i88o-i88i.] 



WINTER SESSION. 



aoJ^SC 



Note. — The Authors of the various Papers, of which abstracts are here appended, are 

 alone responsible for the views expressed in them. 



HE Winter Session was opened by a Conversazione, 

 held in the Museum, College Square North, on Friday 

 evening, 22nd October, and many members and their 

 friends availed themselves of the invitations given by the 

 Committee. 



As usual on these occasions, the Museum was tastefully 

 decorated with flags, evergreens, &c., conspicuous amongst 

 which in the centre of the large room, was an imitation tree-fern 

 of great size, cleverly constructed out of laurel leaves and fern 

 fronds, by Mr. William Darragh, of the Museum, to whom, and 

 to the members of whose family generally, the Committee are 

 largely indebted. 



The Committee carried out their plan of having some 

 special topic for illustration each year, and on this occasion 

 devoted a table to specimens of the volcanic rocks of the locality, 

 and their products, many fine crystals from the basalts giving 

 beauty to the series. A large mass of bauxite, (a resultant from 

 the decomposition of the trap) served a further purpose of 



C 



