The Wonders of Machinery Hall: World's Columbian Exposition - Chicago 1893 - Softcover

Lindsay Publications

 
9781559183673: The Wonders of Machinery Hall: World's Columbian Exposition - Chicago 1893

Synopsis

To celebrate the 100th birthday of America, a grand exposition was held at Philadephia in 1876. The exhibition of engines, pumps, machine tools, locomotives, on display was one of the largest ever seen anywhere. Yet just 17 years later Machinery Hall at the World's Columbian Exposition of 1893 far surpassed the Centennial Exposition in size. You can go back to Machinery Hall and see some of the incredible exhibits - from the giant Allis engine to the lathes, planers, and precision measuring machine. 1892 and 1893 articles from American Machinist Magazine that were written for machine men gives technical details that won't be found details on piping, compressed air, engine foundations, lawsuits over boiler exhibitions, details on how President Cleveland may have started the exhibition with a push of a button on May 1, 1893. You'll see the amazing General Electric, Galloways from England, the Buckeye, McIntosh & Seymour, Dick & Church and the star attraction, the giant engine built by E. P. Allis & Co., of Milwaukee - a quadruple expansion of Reynolds-Corliss design with a 72 inch stroke driving a 30 ft diameter flywheel having a 76" wide face. On it were placed two leather belts to transmit power to Westinghouse dynamos which generated the electricity needed by the fair. Never before published drawings are included. The Allis may have been the largest, but the other engines were not wimpy. The Galloways engine ran on a hundred pounds of steam pressure driving a 23 ft flywheel at 70 rpm. Most of these large engines drove dynamos as well. Behind machinery hall was built the largest boiler house in the world. Oil was brought in via a pipe line from eastern oil fields through Whiting, Indiana by the Standard Oil Company at the whopping price of 72-1/2 cents per barrel! Details of drill presses, tool grinders, valve milling machines, roll grooving machines, tool maker's lathes, testing machines, and much more.

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