Engineering Innovations
Displaying 421 - 440 of 682
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McCormick Reaper Raphine, VA |
McCormick was born on the 620-acre farm known historically as “Walnut Grove Farm” in 1809. He built the first practical grain reaper, which was successfully demonstrated in… |
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McKinley Climatic Laboratory Eglin AFB, FL |
Designed and constructed in the early 1940s, this laboratory has an unequalled capacity to simulate a wide range of climatic conditions from arctic cold to jungle moisture. Data… |
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McNeill Street Pumping Station Shreveport, LA |
The city of Shreveport could not justify the cost of building a water distribution system solely for the purpose of supplying potable water. It was a series of disastrous fires in… |
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Mellon Institute of Industrial Research, Carnegie Mellon University Pittsburgh, PA |
Prior to its merger with the Carnegie Institute of Technology in 1967 to form Carnegie Mellon University, the nonprofit Mellon Institute for Industrial Research was a major,… |
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Menai Suspension Bridge Isle of Anglesey, Wales |
Built between 1819 and 1826, the Menai Bridge was the major structure on Britain's strategically important Holyhead Road connecting London with Holyhead and by sea to Ireland.… |
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Mexican Steroid Hormone Industry University Park, PA |
Steroid chemists often refer to the 1930s as the Decade of the Sex Hormones, when the molecular structures of certain sex hormones were determined and first introduced to medical… |
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Miami Conservancy District Huber Heights, OH |
The Miami Conservancy District flood control project was the direct result of the disastrous flood of 1913, when waters from the Miami, Stillwater, and Mad rivers flooded Dayton… |
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Michigan-Lake Superior Power Hydroelectric Plant Saulte Sainte Marie, MI |
This low-head operating plant is representative of nineteenth-century hydropower-plant practice using many small turbines in contrast to twentieth-century use of few large… |
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Middlesex Canal Billerica, MA |
While the Erie Canal has become well-known in the annals of American history, the Middlesex Canal, built two decades earlier and a model for canal engineers throughout young… |
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Milwaukee Metropolitan Sewage Treatment Plant Milwaukee, WI |
This was America's first large-scale activated sludge plant. The successful operation of Milwaukee's sewage treatment plant led the way for many other American municipalities to… |
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Milwaukee River Flushing Station Milwaukee, WI |
This pump, designed by Edwin Reynolds (1831-1909) and built by the Edward P. Allis company, is the major component of one of the earliest water-pollution control systems. It was… |
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Minot's Ledge Lighthouse Scituate, MA |
Minot's Ledge is a wave-swept rock formation in a rocky area of ocean about a mile off the Cohasset shore near Boston. Numerous serious shipwrecks prompted the government to erect… |
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Missouri River Bridge Chamberlain, SD |
The Chamberlain is the only surviving bridge of the original five. The others were replaced as the river rose due to flood control dams put in place over time. For its first 30… |
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Model T Dearborn, MI |
When Ford Motor Company introduced its new Model T on October 1, 1908, even an inveterate optimist like Henry Ford (1863-1947) could not predict the vast changes that his rather… |
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Moffat Tunnel Nederland, CO |
Known as "the highest and lowest holing in history," the tunnel bored through the Rockies at an elevation of 9,200 feet, 2,800 feet below the surface. Eight hundred men worked… |
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Monongahela Incline Pittsburgh, PA |
As a practical conveyance during the horse-and-buggy era, the Monongahela Incline was one of seventeen built and operated in Pittsburgh in the last century. Of the seventeen, the… |
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Montgomery Bell's Tunnel Kingston Springs, TN |
Montogomery Bell was a land developer and iron maker who purchased the Harpeth Narrows site to expand his industrial empire - which ultimately consisted of 14 iron blast furnaces… |
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Montgomery Glider San Carlos, CA |
The glider was the first heavier-than-air human-carrying aircraft to achieve controlled piloted flight. On his first successful flight, August 28, 1883, John Montgomery soared at… |
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Moore Hascall Combine East Lansing, MI |
A Historic Landmark of Agricultural Engineering in 1834 Near the Village of Climax, Michigan, Hiram Moore and John Hascall Built and Put Into Practical Use the First Successful… |
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Morison's Memphis Bridge Memphis, TN |
The Memphis Bridge (now called the Frisco Bridge) comprises three spans across the Mississippi River. With a main span measuring over 790 feet, it was one of the longest railroad… |
