On this day: July 25

POSTED: 04:34 PM PDT Jul 24, 2012    UPDATED: 11:00 PM PDT Jul 24, 2012 

America gives its Army generals five stars, a family favorite amusement park ride is patented, Dylan plugs in and Roseanne "sings," all on this day.

OTD July 25 - telegraph
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Geni/Wikimedia Commons

1837: The first commercial use of an electric telegraph is successfully demonstrated by William Cooke and Charles Wheatstone between Euston and Camden Town in London.

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