XXll ORDINARY MEETINGS. 
Watson L. BisHop, Esq., exhibited a specimen of quartz, one side 
of which was flat and striated. It had been found by Mr. J. R. Glen- 
dinning about six feet below the surface in an earth cutting by the road- 
side at the foot of the First Lake, Dartmouth, N. S. 
The following papers were read by title :-— 
“¢ Note on Coal Gas as a Probable Source of Argon.” By Pror. G. 
Lawson. 
“On the Visibility of Mercury to the Naked Eye.” By A. CamEron, 
Esq., Principal of Yarmouth Academy. 
‘Tidal Erosion and Deposition in Minas Basin.” By Pror. A. E. 
CoLpWELL, Acadia College, Wolfville, N.S. 
“True Surfaces and Accurate Measurements.” By D. W. Ross, 
Esq., A. S. M. E, Amherst, N.S. (See Transactions, p. 21.) 
A bound copy of Capr. Trort’s paper on Submarine Cables was pre- 
sented by the author to the library of the Institute. 
HARRY PIERS, 
Recording Secretary. 
