Tech History Today – Nov. 14, 2013

In 1922 – The BBC sent its first daily transmission from station 2LO at Marconi House London. Arthur Burrows, first Director of Programmes, read the first newscast.

In 1971 – The American space probe Mariner 9 began orbiting Mars becoming the first spacecraft to successfully orbit another planet.

In 2007 – The last Direct Current electrical distribution system in the US was shut down by Con Edison in New York.

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