ClV PROCEEDINGS. 
TairpD Orpinary MEETING. 
Council Chamber, City Hall, Halifax, 21st February, 1898. 
The PRESIDENT in the chair. 
E. H. ArcursBap, Es@., B. Sc., read a paper ‘‘ On the Calculation of 
the Conductivity of Solutions containing Potassium-Copper Sulphate.” 
(See Transactiont, p. 307). 
The paper was discussed by Drs. MacGregor and MacKay. 
Dr. MacGrecor then delivered an address on ‘“ Physical Laboratory 
Work of an Elementary Grade.” 
The address was discussed by Pror. E. MacKay, Dr. A. H. MacKay, 
and Messrs. Morton, O’Hearn, Trerry and MARSHALL. 
Fourth Orpinary MEETING. 
Legislative Council Chamber, Halifax, 14th March, 1898. 
The PRESIDENT in the chair. 
The Present referred to the loss the Society had sustained in the 
death of Dr. Somers, who had for several years been President of the 
Institute, and who had contributed a number of papers to its Transactions. 
On motion, the Prestpent, the Recorpine Secretary, and Dr. 
MacKay, were appointed a committee to draw up a resolution of condo- 
lence and to forward the same to Mrs. Somers. 
Cartes Twinine, Esg., exhibited a working model of a ‘ Pivot- 
Boat,” and explained the principles upon which it was constructed. 
The subject was discussed by Drs. MacKay, Mureny and 
MacGrecor, and Mr. Stayner. 
T. C. McKay, Esq., B. A., of Dalhousie College, read a paper “On 
the Electrical Conductivity and other Properties of Solutions containing 
Barium and Sodium Chlorides.” (See Transactions, p. 321.) 
