xl PROCEEDINGS 



Fifth Ordinary Meeting. 



Physics Lecture Room, Science Building, Dalhousie College, 

 Sludley, Halifax, 26th May. 1922. 



The President, Dr. Cameron, in the chair. 

 The following papers were read by title: 



1. Phenological Observations, Nova Scotia, for 1921. By 

 A. H. MacKay, LL.D., F.R.S.C. (See Transactions, 

 p. 189.) 



2. Diatoms of Nova Scotia collected about thirty years 

 ago by Dr. A. H. MacKay, and named and distributed 

 in slides by Tempere and Peragallo of Paris, 1907 to 

 1915. By A. H. Mackay, LL.D., etc. (See Trans- 

 actions, p. 175.) 



3. List of a Small Collection of Ants obtained in Queen's 

 County, N. S., by the late Walter H. Prest. By Harry 

 Piers. (See Transactions, p. 169.) 



Popular Lectures. 



Physics Lecture Room, Science Building, Dalhousie College 

 Studley, Halifax, 26th May, 1922. 



The President, Dr. Cameron, in the chair, and a large 

 number of others also present. 



R. Letts, of the Marconi Wireless Telegraph Company of 

 Canada, delivered a popular lecture on "The Mechanism of 

 the Wireless Telephone," followed by a practical demonstration 

 of the transmission of music by wireless. 



Harry Piers, 



Recording Secretary. 



