Engineering Innovations
Displaying 81 - 100 of 675
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Boyden Hydraulic Turbines Cohoes, NY |
These two water turbines were probably the largest and nearly the most powerful ever built in the United States, supplying direct mechanical power to a manufacturing plant. Their… |
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Brandywine River Powder Mills Wilmington, DE |
Founded by Eleuthère Irénéé du Pont (1771-1834), the Brandywine River Mills became the largest maker of explosive black powder in the United States. That success resulted directly… |
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Bremen Airport Bremen, |
Bremen Airport was founded in 1909. In 1924, German aviation pioneers Henrich Focke and Georg Wulf founded the Focke-Wulf company on the site. On June 26, 1936, Heinrich Focke’s… |
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Bridgeport Covered Bridge Penn Valley, CA |
A product of the Northern California Gold Rush, the Bridgeport Covered Bridge is believed to be the longest, single-span, wooden covered bridge in the United States. Crossing the… |
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Bridges of Keeseville Keeseville, NY |
A 214-foot single-span covered wooden bridge, built above the cribs of stone in the AuSable River that served to break log jams and ice floes, collapsed during the winter of 1875… |
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Brooklyn Bridge Brooklyn, NY |
On May 24, 1883, with schools and businesses closed for the occasion, New York celebrated the opening of the Brooklyn Bridge. Also known as the Great East River Bridge, it was… |
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Brooks AFB, Old Hangar 9 San Antonio, TX |
In its infancy, Hangar Nine housed Curtiss JN-4s ("Jennys") like the one Charles Lindbergh landed there when he reported for duty as a flying cadet in 1924. As the U.S. was… |
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Browning Firearms Collection Ogden, UT |
This collection recognizes the inventive talents of John Moses Browning (1855-1926), a prolific and significant designer of sporting and military firearms, whose designs were… |
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Buckeye Steam Traction Ditcher Findlay, OH |
During the post-Civil War era, efforts to cultivate the land for higher crop yields resulted in the digging of thousands of miles of ditches to improve land drainage. Accurately… |
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Buffalo Bill Dam Cody, WY |
The Buffalo Bill Dam, known as the Shoshone Dam until 1946, was the first mass concrete dam in America. At nearly 325 feet high, it was also the tallest dam in the world at the… |
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Bunker Hill Covered Bridge , NC |
Bunker Hill Bridge is the only surviving Haupt truss bridge in the U.S. and one of only two surviving covered bridges in North Carolina. Patented in 1839, the Haupt truss featured… |
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Bunker Hill Covered Bridge Catawba County, NC |
In 1894, Catawba County, North Carolina commissioners asked local landowners to build and maintain an 85-foot-long bridge across Lyles Creek. The community hired Andy L. Ramsour,… |
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Burton Farmers Gin Mill Burton, TX |
This is the earliest known survivor of an integrated cotton ginning system widely used to process cotton from wagon to bale in a continuous operation. The gin machinery was… |
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C.V. Raman and the Raman Effect Calcutta, India, |
"I propose this evening to speak to you on a new kind of radiation or light emission from atoms and molecules." With these prophetic words, Professor C. V. Raman of Calcutta… |
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Cabin John Aqueduct Cabin John, MD |
Cabin John Aqueduct, designed by Montgomery C. Meigs, conveys drinking water from Great Falls, Maryland to Washington, D.C. It was the longest stone masonry arch in the world for… |
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Caledonian Canal Inverness, |
Traversing the Great Glen of the Scottish Highlands for 60 miles the Caledonian Canal connects the North Sea by Beauly and Moray Firth on the east coast with the Irish Sea by… |
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Callan's Pioneering Contributions to Electrical Science and Technology Maynooth, |
A pioneer in the development of electrical science, Nicholas Joseph Callan was born on 22 December 1799 in Darver, Ireland. He started the priesthood at Navan Seminary, and… |
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Callan's Pioneering Contributions to Electrical Science and Technology Maynooth, County Kildare |
A pioneer in the development of electrical science, Nicholas Joseph Callan was born on 22 December 1799 in Darver, Ireland. He started the priesthood at Navan Seminary, and… |
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Canton Viaduct Canton, MA |
For more than 174 years, the Canton Viaduct has stood as a dominating structure on the New England landscape. When completed in 1835, the slightly curved, granite masonry bridge… |
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Cape Cod Canal Cape Cod, MA |
The idea of a canal eliminating the costly and dangerous sea trip around the Massachusetts peninsula of Cape Cod was envisioned as early as 1623 by Pilgrim leader Miles Standish.… |
