Recession Lines of Niagara Falls: A Monograph on the Geology and Physics of Niagara Falls1907 - 490 pages |
Contents
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Common terms and phrases
Algonquin American falls ancient apex banks borings boulders breadth buried channel buried valley Canadian falls Canadian side caņon Cantilever bridge cascade cataract Chapter Chippawa Clair clay Clinton limestone cove cubic feet David valley deep channel depth descent discharge distance drainage drift eastern side edge elevation Erie basin excavated extending Falls-Chippawa valley feet above Lake feet per second fluctuations foot Foster flats Georgian bay Goat island shelf gorge gravel height Hubbard point Iroquois Iroquois beach Lake Erie Lake Huron lake level Lake Ontario level of Lake lower mean Medina Medina shale miles mouth Narrows Niagara escarpment Niagara falls Niagara limestone Niagara river Nipissing occur Ontario Power outlet of Lake Plate Port Colborne present railway rainfall reaching receded reduced refilled rise rocky sand shale shore line shown shows slope Smeaton ravine soundings surface survey Table Rock House Upper rapids volume western Whirlpool rapids Whirlpool-St
Popular passages
Page 436 - ... tis no longer possible for them to rise, but they are driven down the precipice, and perish. They are observed when they draw nigh to the fall, to endeavour with all their might to take wing and leave the water, but they cannot. In the months of September and October, such abundant quantities of dead waterfowl are found every morning below the Fall, on the...
Page 431 - This wonderful downfall is compounded of two great cross-streams of water, and two falls, with an isle sloping along the middle of it. The waters which fall from this vast height, do foam and boil after the most hideous manner imaginable, making an outrageous noise, more terrible than that of thunder; for when the wind blows from off the south, their dismal roaring may be heard above fifteen leagues off.
Page 438 - ... the water below; one end of this bark ladder they tied fast to a great tree that grew at the side of the rock above the fall, and let the other end down to the water. So they went down along their new-invented stairs, and when they came to the bottom in the middle of the fall, they...
Page 433 - Canada, had made so many enquiries about it, that I thought I had a pretty good idea of it, and now at supper requested the gentlemen to tell me all they knew and thought worth notice relating to it, which they accordingly did. I observed that in many things they all agreed, in some things they were of different opinions, of all which I took particular notice. When they had told me all they knew, I made several...
Page 14 - Cataraquy; thence along the middle of said river into Lake Ontario; through the middle of said lake until it strikes the communication by water between that lake and Lake Erie; thence along the middle of said communication into Lake Erie, through the middle of said lake...
Page 439 - I stood, but above the water. When the wind carries the vapours from that place, the rainbow is gone, but appears again as soon as new vapours come.
Page 441 - The fall of this vast body of water produces a sound which is frequently heard at the distance of twenty miles, and a sensible tremulous motion in the earth for some poles round*.
Page 438 - ... or to perish with hunger. But hard necessity put them on invention. At the lower end of the island the rock is perpendicular, and no water is running there. This island has plenty of wood, they went to work directly and made a ladder or shrouds of the bark of...
Page 433 - August, at break of day, I set out for the Fall. The commandant had given orders to two of the Officers of the Fort to go with me and show me every thing, and also sent by them an order to Monsr.
Page 462 - Lawrence was one with that of Lake Ontario. Recent discoveries of a deep channel, upon the northern side of Lake Ontario (a few miles east of Toronto), and of the absence of rocks to a great depth under the drift...