File:The fireside university of modern invention, discovery, industry and art for home circle study and entertainment (1902) (14778619742).jpg

Identifier: firesideuniversi01mcgo (find matches)
Title: The fireside university of modern invention, discovery, industry and art for home circle study and entertainment
Year: 1902 (1900s)
Authors: McGovern, John. (from old catalog)
Subjects: Science
Publisher: Chicago, Union pub. house
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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the occult impressions con-veyed by great men, orators, leaders, teachers, reformers,inventors—all these records will be bestowed by the NineteenthCentury on the coming cycles of time; and education, thus aidedby the past, will proceed more rapidly to the enfranchisementof the race. Tell me about the Chaining of Niagara Falls as it iscalled. The mathematicians give to the fall of water at Niagara anenergy of 8,250,000 horse power. The first or present power-house of the Cataract Construction Company utilizes 50,000horse-power, and the canal and tunnel already made will run 84 THE FIRESIDE UNIVERSITY. two such power-houses. The energy utilized at the WorldsFair of 1893, by the greatest battery of steam boilers the worldhad ever seen, was reckoned at less than 30,000 horse-power.Niagara would still serve 164 other similar power-houses. JV/iat did the Company do ? It began its labors in 1889 and got practical results in 1895.It dug and walled a big canal to the site of the power-house.
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Fig. 38. 1. THE FIVE THOUSAND HORSE-POWER DYNAMO AT NIAGARA. 2. CROSS SECTION OF SAME. 3. INTERIOR OF POWER-HOUSE AND WHEEL-PIT. ELECTRICITY. 85 Then it sank a well or long wheel-pit alongside of the canal,where it could get water conveniently. Note that this deepwell, at the earths surface, was one hundred and forty feet longand twenty-one feet wide. This big well was sunk in the solidrock to a depth of one hundred and seventy-nine feet. Now letus view the general situation. The Niagara River, running fromLake Erie to Lake Ontario, falls over a ledge of rock a distanceof from one hundred and fifty to one hundred and sixty-fourfeet. At the bottom, the gorge into which the river has fallenalso runs rapidly down-hill. The Company has extended itscanal until it has been able to secure a private water-fall of onehundred and seventy-nine feet, although the actual fall of thewater that is used is one hundred and thirty-six feet. After itis used, it follows a tunnel more than a mile and a qu

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