32 



TRANSACTIONS OF THE CANADIAN INSTITUTE. 



[Vol. IL 



Mr. Macdougall referred to the great importance of the question of 

 Lake Currents. The matter had not been sufficiently investigated. He 

 gave a table of float observations taken off Victoria Park, six miles east 

 of Toronto, in October, il 



Oct. 22nd, Hght east wind, 30 feet deep, 3hrs. 40min., ^mile east. 

 " " " " 50 " 4hrs. 30min., ^ 



" 30th, light west wind, surface 2hrs. 5min., ^ " 



" " " " 50 feet deep, 2hrs. 45min., 7^ 



" " " " 70 " 3hrs. oomin., y^ 



" " " " 100 " 3hrs. 200 yds west. 



The floats were of canvas, cross-armed, 4 feet, long, 15 inches deep. 



In September, 1887, he took a few temperature observations of the 

 lake on the sailing course from Niagara to Toronto. The summer of 

 that year was remarkable for its great heat. 



EIGHTEENTH MEETING. 



Eighteenth Meeting, 14th March, 1891, Mr. Harvey in the chair. 



Donations and Exchanges 45. 



Letters from the Town Councils of Penetanguishene and Midland 

 inviting the Institute to hold its summer meeting at those places, were 

 read and referred to the Council. 



