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The ARRL published "Vintage Radio", a collection of articles from QST magazine describing vintage equipment, restoration, and operation. [ 33 ] The Antique Wireless Association of Southern Africa is devoted to the "maintenance and preservation of our amateur heritage" for enthusiasts of older types of short wave radios and amateur equipment ...
Mesta Machinery was a leading industrial machinery manufacturer based in the Pittsburgh area town of West Homestead, Pennsylvania. It was founded in 1898 by George Mesta when he merged his machine shop with another. [2] Mesta "machines" can be found in factories throughout the world and as of 1984 had equipment in 500 steel mills. [3]
He found fifteen men busy at work, with several cars in various stages of construction. The factory produced all the parts for the car, except for the wheels, tires and lamps. Robert Twyford himself supervised the chassis and engine shop, along with C. A. French. Ralph Reitz supervised the body shop, where the workmen built the wooden bodies.
In 2007, the company moved to the Pittsburgh suburb of Robinson Township and then to closer to Pittsburgh, in Carnegie, PA, for its final years. The company still designs and manufactures barge unloaders, rail car dumpers, ship unloaders and other material transfer equipment, as well as engineering services and environmental processing ...
Henry Kirke Porter H.K. Porter locomotive Eau Claire built in 1868. In 1866 Henry Kirke Porter formed a partnership with John Y. Smith, forming the company Smith & Porter. They opened a small machine shop on 28th Street in Pittsburgh, Pennsylvania, and begin repairing and building industrial equipment.
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Standard Steel Propeller had been formed in 1918 in Pittsburgh, Pennsylvania, and Hamilton Aero Manufacturing had been formed in 1920 in Milwaukee, Wisconsin, by Thomas F. Hamilton. Charles Lindbergh 's Spirit of St. Louis used a propeller made by Standard Steel Propeller Company in his historic solo crossing of the Atlantic Ocean.
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