Hannah Jones

@joneshannah978

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 #OnThisDayInHistory
May 7 1952 - Geoffrey W.A. Dummer Proposes the Integrated Circuit
http://ow.ly/kLYiv

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447 days ago

#OnThisDayInHistory
May 7 1952 - Geoffrey W.A. Dummer Proposes the Integrated Circuit
http://ow.ly/kLYiv

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