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  Seneca Oil Company
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  the railroads developed into a big business controlled by a few powerful men. The economy of the United States benefited from the railroads.
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  John D. Rockefeller built the standard oil company of Ohio
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  1876, 29-year-old Alexander Graham Bell receives a patent for his revolutionary new invention–the telephone.
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  President Rutherford B. Hayes has the White House’s first telephone installed in the mansion s telegraph room
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  Thomas Edison perfects the first commercially practical incandescent light bulb.
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  American and Canadian railroads begin using four continental time zones to end the confusion of dealing with thousands of local times.
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  The first paid customer on the famous electric trolley in Richmond, Va, was William A. Boswell who paid Conductor Walter Eubank $.05 to get on car No. 28
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  the first measure passed by the U.S. Congress to prohibit trusts.
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  Carnegie organizes several of his steel companies into Carnegie Steel.
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  United States Steel Corporation was the largest business enterprise ever launched, with an authorized capitalization of $1.4 billion.