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volume of Niagara river was greatly augmented, certainly 

 by an amount equal to if not greater than the present 

 St. Clair river. This point in the gorge appears to mark 

 that event in the lake history and the stretch from the 

 bend below the university to the upper side of the Eddy 

 basin, but not including the whirlpool, constitutes the 

 Lower Great gorge. 



The Old or Lower Narrow gorge, looking south (up stream) from a point a little south 



of the mouth of the gorge near Lewiston. Track of New York Central railway in 



middle foreground. Lower end of Lower Great gorge at bend in distance. 



Niagara University at top on left. Water moderately turbulent, not 



placid as in Upper Great gorge or Lower Great gorge above 



Foster rapids. 



Old Narrow Gorge and Smeaton Ravine. — Northward 

 from the university the cliff lines are seen to be remarkably 

 even and the width of the gorge very uniform. These 

 characters extend for more than a mile. Towards the 

 northern part of this stretch the railway makes a sharp 

 detour to the west in order to get around Smeaton ravine, 

 which was made by a diverted or side stream of the river in 

 the early part of the Port Huron stage of Lake Algonquin, 

 when the great cataract was making the gorge at and a 

 little above the university. The rock floor above the 



